21538721880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:193

約数の個数: 1024

約数和(自身を含む): 87787929600

約数和(自身を除く): 66249207720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 31, 34, 36, 39, 40, 41, 45, 51, 52, 54, 60, 62, 65, 68, 71, 72, 78, 82, 85, 90, 93, 102, 104, 108, 117, 120, 123, 124, 130, 135, 136, 142, 153, 155, 156, 164, 170, 180, 186, 195, 204, 205, 213, 216, 221, 234, 246, 248, 255, 260, 270, 279, 284, 306, 310, 312, 328, 340, 351, 355, 360, 369, 372, 390, 403, 408, 410, 426, 442, 459, 465, 468, 492, 510, 520, 527, 533, 540, 558, 568, 585, 612, 615, 620, 639, 663, 680, 697, 702, 710, 738, 744, 765, 780, 806, 820, 837, 852, 884, 918, 923, 930, 936, 984, 1020, 1054, 1065, 1066, 1080, 1105, 1107, 1116, 1170, 1207, 1209, 1224, 1230, 1240, 1271, 1278, 1326, 1394, 1395, 1404, 1420, 1476, 1530, 1560, 1581, 1599, 1612, 1640, 1674, 1704, 1755, 1768, 1836, 1845, 1846, 1860, 1917, 1989, 2015, 2040, 2091, 2108, 2130, 2132, 2201, 2210, 2214, 2232, 2295, 2340, 2414, 2418, 2460, 2542, 2556, 2635, 2652, 2665, 2769, 2788, 2790, 2808, 2840, 2911, 2952, 3060, 3162, 3195, 3198, 3224, 3315, 3348, 3485, 3510, 3621, 3627, 3672, 3690, 3692, 3720, 3813, 3834, 3978, 4030, 4182, 4185, 4216, 4260, 4264, 4402, 4420, 4428, 4590, 4615, 4680, 4743, 4797, 4828, 4836, 4920, 5084, 5112, 5270, 5304, 5330, 5535, 5538, 5576, 5580, 5822, 5967, 6035, 6045, 6120, 6273, 6324, 6355, 6390, 6396, 6603, 6630, 6696, 6851, 6970, 7020, 7242, 7254, 7380, 7384, 7626, 7668, 7905, 7956, 7995, 8060, 8307, 8364, 8370, 8520, 8733, 8804, 8840, 8856, 9061, 9180, 9230, 9486, 9585, 9594, 9656, 9672, 9945, 10168, 10455, 10540, 10660, 10863, 10881, 11005, 11070, 11076, 11160, 11439, 11644, 11934, 12070, 12090, 12546, 12648, 12710, 12780, 12792, 13206, 13260, 13702, 13845, 13940, 14040, 14229, 14391, 14484, 14508, 14555, 14760, 15252, 15336, 15691, 15810, 15912, 15990, 16120, 16523, 16614, 16728, 16740, 17466, 17608, 18105, 18122, 18135, 18360, 18460, 18819, 18972, 19065, 19170, 19188, 19809, 19890, 20553, 20910, 21080, 21320, 21607, 21726, 21762, 22010, 22140, 22152, 22878, 23288, 23715, 23868, 23985, 24140, 24180, 24921, 25092, 25420, 25560, 26199, 26412, 26520, 27183, 27404, 27690, 27880, 28458, 28613, 28782, 28968, 29016, 29110, 29835, 30504, 31365, 31382, 31620, 31980, 32589, 33015, 33046, 33228, 33480, 34255, 34317, 34932, 36210, 36244, 36270, 36920, 37417, 37638, 37843, 37944, 38130, 38340, 38376, 39618, 39780, 41106, 41535, 41820, 43214, 43452, 43524, 43665, 44020, 44280, 45305, 45756, 47073, 47430, 47736, 47970, 48280, 48360, 49487, 49569, 49842, 50184, 50840, 52398, 52824, 54315, 54366, 54405, 54808, 55380, 56916, 57195, 57226, 57564, 58220, 59427, 59670, 61659, 62730, 62764, 63240, 63960, 64821, 65178, 66030, 66092, 66456, 68510, 68634, 69864, 71145, 71955, 72420, 72488, 72540, 74834, 75276, 75686, 76260, 76680, 78455, 78597, 79236, 79560, 81549, 82212, 82615, 83070, 83640, 85839, 86428, 86904, 87048, 87330, 88040, 90241, 90610, 91512, 94095, 94146, 94860, 95940, 98974, 99045, 99138, 99684, 102765, 104796, 108035, 108630, 108732, 108810, 110760, 112251, 113529, 113832, 114390, 114452, 115128, 116440, 118854, 119340, 123318, 124605, 125460, 125528, 129642, 130356, 130995, 132060, 132184, 135915, 137020, 137268, 141219, 142290, 143065, 143910, 144840, 145080, 148461, 148707, 149668, 150552, 151372, 152520, 156910, 157194, 158472, 162945, 163098, 164424, 165230, 166140, 171585, 171678, 172856, 174660, 180482, 181220, 184977, 187085, 188190, 188292, 189215, 189720, 191880, 194463, 197948, 198090, 198276, 199368, 205530, 209592, 216070, 217260, 217464, 217620, 224502, 227058, 228780, 228904, 235365, 237708, 238680, 244647, 246636, 247435, 247845, 249210, 250920, 257517, 259284, 260712, 261990, 264120, 270723, 271830, 274040, 274536, 280891, 282438, 284580, 286130, 287820, 296922, 297135, 297414, 299336, 302744, 308295, 313820, 314388, 324105, 325890, 326196, 330460, 332280, 336753, 340587, 343170, 343356, 349320, 360964, 362440, 369954, 374170, 376380, 376584, 378430, 388926, 392985, 395896, 396180, 396552, 407745, 411060, 423657, 429195, 432140, 434520, 435240, 445383, 446121, 449004, 451205, 454116, 457560, 470730, 475416, 486421, 489294, 493272, 494870, 495690, 498420, 515034, 518568, 523980, 541446, 543660, 561255, 561782, 564876, 567645, 569160, 572260, 575640, 583389, 593844, 594270, 594828, 616590, 627640, 628776, 643331, 648210, 651780, 652392, 660920, 673506, 681174, 686340, 686712, 706095, 721928, 739908, 742305, 743535, 748340, 752760, 756860, 772551, 777852, 785970, 792360, 812169, 815490, 822120, 842673, 847314, 858390, 864280, 890766, 892242, 898008, 902410, 908232, 924885, 941460, 972315, 972842, 978588, 989740, 991380, 996840, 1010259, 1021761, 1030068, 1047960, 1082892, 1087320, 1122510, 1123564, 1129752, 1135290, 1144520, 1166778, 1173133, 1187688, 1188540, 1189656, 1223235, 1233180, 1286662, 1287585, 1296420, 1303560, 1336149, 1347012, 1353615, 1362348, 1372680, 1404455, 1412190, 1459263, 1479816, 1484610, 1487070, 1496680, 1513720, 1534097, 1545102, 1555704, 1571940, 1624338, 1630980, 1683765, 1685346, 1694628, 1702935, 1716780, 1781532, 1784484, 1804820, 1849770, 1882920, 1929993, 1944630, 1945684, 1957176, 1979480, 1982760, 2020518, 2043522, 2060136, 2118285, 2165784, 2226915, 2230605, 2245020, 2247128, 2270580, 2333556, 2346266, 2377080, 2432105, 2436507, 2446470, 2466360, 2528019, 2573324, 2575170, 2592840, 2672298, 2694024, 2707230, 2724696, 2808910, 2824380, 2916945, 2918526, 2969220, 2974140, 3068194, 3090204, 3143880, 3216655, 3248676, 3261960, 3367530, 3370692, 3389256, 3405870, 3433560, 3519399, 3563064, 3568968, 3609640, 3699540, 3859986, 3862755, 3889260, 3891368, 4041036, 4060845, 4087044, 4213365, 4236570, 4377789, 4453830, 4461210, 4490040, 4541160, 4602291, 4667112, 4692532, 4864210, 4873014, 4892940, 5051295, 5056038, 5108805, 5146648, 5150340, 5344596, 5414460, 5617820, 5648760, 5789979, 5833890, 5837052, 5865665, 5938440, 5948280, 6136388, 6180408, 6433310, 6497352, 6680745, 6735060, 6741384, 6811740, 7038798, 7296315, 7399080, 7584057, 7670485, 7719972, 7725510, 7778520, 8082072, 8121690, 8174088, 8426730, 8473140, 8755578, 8907660, 8922420, 9204582, 9385064, 9649965, 9728420, 9746028, 9785880, 10102590, 10112076, 10217610, 10300680, 10558197, 10689192, 10828920, 11235640, 11579958, 11667780, 11674104, 11731330, 12182535, 12272776, 12640095, 12866620, 13133367, 13361490, 13470120, 13623480, 13806873, 14077596, 14592630, 15168114, 15340970, 15439944, 15451020, 16243380, 16853460, 16946280, 17369937, 17511156, 17596995, 17815320, 17844840, 18409164, 19299930, 19456840, 19492056, 19943261, 20205180, 20224152, 20435220, 21116394, 21888945, 23011455, 23159916, 23335560, 23462660, 24365070, 25280190, 25733240, 26266734, 26722980, 27613746, 28155192, 28949895, 29185260, 30336228, 30681940, 30902040, 31674591, 32486760, 33706920, 34739874, 35022312, 35193990, 36818328, 37920285, 38599860, 39886522, 40410360, 40870440, 41420619, 42232788, 43777890, 46022910, 46319832, 46925320, 48730140, 50560380, 52533468, 52790985, 53445960, 55227492, 57899790, 58370520, 59829783, 60672456, 61363880, 63349182, 65666835, 69034365, 69479748, 70387980, 75840570, 77199720, 79773044, 82841238, 84465576, 86849685, 87555780, 92045820, 97460280, 99716305, 101120760, 105066936, 105581970, 110454984, 115799580, 119659566, 126698364, 131333670, 138068730, 138959496, 140775960, 151681140, 158372955, 159546088, 165682476, 173699370, 175111560, 179489349, 184091640, 199432610, 207103095, 211163940, 231599160, 239319132, 253396728, 262667340, 276137460, 299148915, 303362280, 316745910, 331364952, 347398740, 358978698, 398865220, 414206190, 422327880, 478638264, 525334680, 538468047, 552274920, 598297830, 633491820, 694797480, 717957396, 797730440, 828412380, 897446745, 1076936094, 1196595660, 1266983640, 1435914792, 1656824760, 1794893490, 2153872188, 2393191320, 2692340235, 3589786980, 4307744376, 5384680470, 7179573960, 10769360940, 21538721880]

約数ペア:

[(1, 21538721880), (2, 10769360940), (3, 7179573960), (4, 5384680470), (5, 4307744376), (6, 3589786980), (8, 2692340235), (9, 2393191320), (10, 2153872188), (12, 1794893490), (13, 1656824760), (15, 1435914792), (17, 1266983640), (18, 1196595660), (20, 1076936094), (24, 897446745), (26, 828412380), (27, 797730440), (30, 717957396), (31, 694797480), (34, 633491820), (36, 598297830), (39, 552274920), (40, 538468047), (41, 525334680), (45, 478638264), (51, 422327880), (52, 414206190), (54, 398865220), (60, 358978698), (62, 347398740), (65, 331364952), (68, 316745910), (71, 303362280), (72, 299148915), (78, 276137460), (82, 262667340), (85, 253396728), (90, 239319132), (93, 231599160), (102, 211163940), (104, 207103095), (108, 199432610), (117, 184091640), (120, 179489349), (123, 175111560), (124, 173699370), (130, 165682476), (135, 159546088), (136, 158372955), (142, 151681140), (153, 140775960), (155, 138959496), (156, 138068730), (164, 131333670), (170, 126698364), (180, 119659566), (186, 115799580), (195, 110454984), (204, 105581970), (205, 105066936), (213, 101120760), (216, 99716305), (221, 97460280), (234, 92045820), (246, 87555780), (248, 86849685), (255, 84465576), (260, 82841238), (270, 79773044), (279, 77199720), (284, 75840570), (306, 70387980), (310, 69479748), (312, 69034365), (328, 65666835), (340, 63349182), (351, 61363880), (355, 60672456), (360, 59829783), (369, 58370520), (372, 57899790), (390, 55227492), (403, 53445960), (408, 52790985), (410, 52533468), (426, 50560380), (442, 48730140), (459, 46925320), (465, 46319832), (468, 46022910), (492, 43777890), (510, 42232788), (520, 41420619), (527, 40870440), (533, 40410360), (540, 39886522), (558, 38599860), (568, 37920285), (585, 36818328), (612, 35193990), (615, 35022312), (620, 34739874), (639, 33706920), (663, 32486760), (680, 31674591), (697, 30902040), (702, 30681940), (710, 30336228), (738, 29185260), (744, 28949895), (765, 28155192), (780, 27613746), (806, 26722980), (820, 26266734), (837, 25733240), (852, 25280190), (884, 24365070), (918, 23462660), (923, 23335560), (930, 23159916), (936, 23011455), (984, 21888945), (1020, 21116394), (1054, 20435220), (1065, 20224152), (1066, 20205180), (1080, 19943261), (1105, 19492056), (1107, 19456840), (1116, 19299930), (1170, 18409164), (1207, 17844840), (1209, 17815320), (1224, 17596995), (1230, 17511156), (1240, 17369937), (1271, 16946280), (1278, 16853460), (1326, 16243380), (1394, 15451020), (1395, 15439944), (1404, 15340970), (1420, 15168114), (1476, 14592630), (1530, 14077596), (1560, 13806873), (1581, 13623480), (1599, 13470120), (1612, 13361490), (1640, 13133367), (1674, 12866620), (1704, 12640095), (1755, 12272776), (1768, 12182535), (1836, 11731330), (1845, 11674104), (1846, 11667780), (1860, 11579958), (1917, 11235640), (1989, 10828920), (2015, 10689192), (2040, 10558197), (2091, 10300680), (2108, 10217610), (2130, 10112076), (2132, 10102590), (2201, 9785880), (2210, 9746028), (2214, 9728420), (2232, 9649965), (2295, 9385064), (2340, 9204582), (2414, 8922420), (2418, 8907660), (2460, 8755578), (2542, 8473140), (2556, 8426730), (2635, 8174088), (2652, 8121690), (2665, 8082072), (2769, 7778520), (2788, 7725510), (2790, 7719972), (2808, 7670485), (2840, 7584057), (2911, 7399080), (2952, 7296315), (3060, 7038798), (3162, 6811740), (3195, 6741384), (3198, 6735060), (3224, 6680745), (3315, 6497352), (3348, 6433310), (3485, 6180408), (3510, 6136388), (3621, 5948280), (3627, 5938440), (3672, 5865665), (3690, 5837052), (3692, 5833890), (3720, 5789979), (3813, 5648760), (3834, 5617820), (3978, 5414460), (4030, 5344596), (4182, 5150340), (4185, 5146648), (4216, 5108805), (4260, 5056038), (4264, 5051295), (4402, 4892940), (4420, 4873014), (4428, 4864210), (4590, 4692532), (4615, 4667112), (4680, 4602291), (4743, 4541160), (4797, 4490040), (4828, 4461210), (4836, 4453830), (4920, 4377789), (5084, 4236570), (5112, 4213365), (5270, 4087044), (5304, 4060845), (5330, 4041036), (5535, 3891368), (5538, 3889260), (5576, 3862755), (5580, 3859986), (5822, 3699540), (5967, 3609640), (6035, 3568968), (6045, 3563064), (6120, 3519399), (6273, 3433560), (6324, 3405870), (6355, 3389256), (6390, 3370692), (6396, 3367530), (6603, 3261960), (6630, 3248676), (6696, 3216655), (6851, 3143880), (6970, 3090204), (7020, 3068194), (7242, 2974140), (7254, 2969220), (7380, 2918526), (7384, 2916945), (7626, 2824380), (7668, 2808910), (7905, 2724696), (7956, 2707230), (7995, 2694024), (8060, 2672298), (8307, 2592840), (8364, 2575170), (8370, 2573324), (8520, 2528019), (8733, 2466360), (8804, 2446470), (8840, 2436507), (8856, 2432105), (9061, 2377080), (9180, 2346266), (9230, 2333556), (9486, 2270580), (9585, 2247128), (9594, 2245020), (9656, 2230605), (9672, 2226915), (9945, 2165784), (10168, 2118285), (10455, 2060136), (10540, 2043522), (10660, 2020518), (10863, 1982760), (10881, 1979480), (11005, 1957176), (11070, 1945684), (11076, 1944630), (11160, 1929993), (11439, 1882920), (11644, 1849770), (11934, 1804820), (12070, 1784484), (12090, 1781532), (12546, 1716780), (12648, 1702935), (12710, 1694628), (12780, 1685346), (12792, 1683765), (13206, 1630980), (13260, 1624338), (13702, 1571940), (13845, 1555704), (13940, 1545102), (14040, 1534097), (14229, 1513720), (14391, 1496680), (14484, 1487070), (14508, 1484610), (14555, 1479816), (14760, 1459263), (15252, 1412190), (15336, 1404455), (15691, 1372680), (15810, 1362348), (15912, 1353615), (15990, 1347012), (16120, 1336149), (16523, 1303560), (16614, 1296420), (16728, 1287585), (16740, 1286662), (17466, 1233180), (17608, 1223235), (18105, 1189656), (18122, 1188540), (18135, 1187688), (18360, 1173133), (18460, 1166778), (18819, 1144520), (18972, 1135290), (19065, 1129752), (19170, 1123564), (19188, 1122510), (19809, 1087320), (19890, 1082892), (20553, 1047960), (20910, 1030068), (21080, 1021761), (21320, 1010259), (21607, 996840), (21726, 991380), (21762, 989740), (22010, 978588), (22140, 972842), (22152, 972315), (22878, 941460), (23288, 924885), (23715, 908232), (23868, 902410), (23985, 898008), (24140, 892242), (24180, 890766), (24921, 864280), (25092, 858390), (25420, 847314), (25560, 842673), (26199, 822120), (26412, 815490), (26520, 812169), (27183, 792360), (27404, 785970), (27690, 777852), (27880, 772551), (28458, 756860), (28613, 752760), (28782, 748340), (28968, 743535), (29016, 742305), (29110, 739908), (29835, 721928), (30504, 706095), (31365, 686712), (31382, 686340), (31620, 681174), (31980, 673506), (32589, 660920), (33015, 652392), (33046, 651780), (33228, 648210), (33480, 643331), (34255, 628776), (34317, 627640), (34932, 616590), (36210, 594828), (36244, 594270), (36270, 593844), (36920, 583389), (37417, 575640), (37638, 572260), (37843, 569160), (37944, 567645), (38130, 564876), (38340, 561782), (38376, 561255), (39618, 543660), (39780, 541446), (41106, 523980), (41535, 518568), (41820, 515034), (43214, 498420), (43452, 495690), (43524, 494870), (43665, 493272), (44020, 489294), (44280, 486421), (45305, 475416), (45756, 470730), (47073, 457560), (47430, 454116), (47736, 451205), (47970, 449004), (48280, 446121), (48360, 445383), (49487, 435240), (49569, 434520), (49842, 432140), (50184, 429195), (50840, 423657), (52398, 411060), (52824, 407745), (54315, 396552), (54366, 396180), (54405, 395896), (54808, 392985), (55380, 388926), (56916, 378430), (57195, 376584), (57226, 376380), (57564, 374170), (58220, 369954), (59427, 362440), (59670, 360964), (61659, 349320), (62730, 343356), (62764, 343170), (63240, 340587), (63960, 336753), (64821, 332280), (65178, 330460), (66030, 326196), (66092, 325890), (66456, 324105), (68510, 314388), (68634, 313820), (69864, 308295), (71145, 302744), (71955, 299336), (72420, 297414), (72488, 297135), (72540, 296922), (74834, 287820), (75276, 286130), (75686, 284580), (76260, 282438), (76680, 280891), (78455, 274536), (78597, 274040), (79236, 271830), (79560, 270723), (81549, 264120), (82212, 261990), (82615, 260712), (83070, 259284), (83640, 257517), (85839, 250920), (86428, 249210), (86904, 247845), (87048, 247435), (87330, 246636), (88040, 244647), (90241, 238680), (90610, 237708), (91512, 235365), (94095, 228904), (94146, 228780), (94860, 227058), (95940, 224502), (98974, 217620), (99045, 217464), (99138, 217260), (99684, 216070), (102765, 209592), (104796, 205530), (108035, 199368), (108630, 198276), (108732, 198090), (108810, 197948), (110760, 194463), (112251, 191880), (113529, 189720), (113832, 189215), (114390, 188292), (114452, 188190), (115128, 187085), (116440, 184977), (118854, 181220), (119340, 180482), (123318, 174660), (124605, 172856), (125460, 171678), (125528, 171585), (129642, 166140), (130356, 165230), (130995, 164424), (132060, 163098), (132184, 162945), (135915, 158472), (137020, 157194), (137268, 156910), (141219, 152520), (142290, 151372), (143065, 150552), (143910, 149668), (144840, 148707), (145080, 148461)]