820471680

素因数分解:

$2^7\times 3^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 960

約数和(自身を含む): 3798867600

約数和(自身を除く): 2978395920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 19, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 38, 40, 42, 45, 48, 49, 51, 54, 56, 57, 60, 63, 64, 68, 70, 72, 76, 80, 81, 84, 85, 90, 95, 96, 98, 102, 105, 108, 112, 114, 119, 120, 126, 128, 133, 135, 136, 140, 144, 147, 152, 153, 160, 162, 168, 170, 171, 180, 189, 190, 192, 196, 204, 210, 216, 224, 228, 238, 240, 245, 252, 255, 266, 270, 272, 280, 285, 288, 294, 304, 306, 315, 320, 323, 324, 336, 340, 342, 357, 360, 378, 380, 384, 392, 399, 405, 408, 420, 432, 441, 448, 456, 459, 476, 480, 490, 504, 510, 513, 532, 540, 544, 560, 567, 570, 576, 588, 595, 608, 612, 630, 640, 646, 648, 665, 672, 680, 684, 714, 720, 735, 756, 760, 765, 784, 798, 810, 816, 833, 840, 855, 864, 882, 896, 912, 918, 931, 945, 952, 960, 969, 980, 1008, 1020, 1026, 1064, 1071, 1080, 1088, 1120, 1134, 1140, 1152, 1176, 1190, 1197, 1216, 1224, 1260, 1292, 1296, 1323, 1330, 1344, 1360, 1368, 1377, 1428, 1440, 1470, 1512, 1520, 1530, 1539, 1568, 1596, 1615, 1620, 1632, 1666, 1680, 1710, 1728, 1764, 1785, 1824, 1836, 1862, 1890, 1904, 1920, 1938, 1960, 1995, 2016, 2040, 2052, 2128, 2142, 2160, 2176, 2205, 2240, 2261, 2268, 2280, 2295, 2352, 2380, 2394, 2432, 2448, 2499, 2520, 2565, 2584, 2592, 2646, 2660, 2688, 2720, 2736, 2754, 2793, 2835, 2856, 2880, 2907, 2940, 3024, 3040, 3060, 3078, 3136, 3192, 3213, 3230, 3240, 3264, 3332, 3360, 3420, 3456, 3528, 3570, 3591, 3648, 3672, 3724, 3780, 3808, 3876, 3920, 3969, 3990, 4032, 4080, 4104, 4165, 4256, 4284, 4320, 4410, 4480, 4522, 4536, 4560, 4590, 4655, 4704, 4760, 4788, 4845, 4896, 4998, 5040, 5130, 5168, 5184, 5292, 5320, 5355, 5440, 5472, 5508, 5586, 5670, 5712, 5760, 5814, 5880, 5985, 6048, 6080, 6120, 6156, 6272, 6384, 6426, 6460, 6480, 6528, 6615, 6664, 6720, 6783, 6840, 6885, 7056, 7140, 7182, 7296, 7344, 7448, 7497, 7560, 7616, 7695, 7752, 7840, 7938, 7980, 8064, 8160, 8208, 8330, 8379, 8512, 8568, 8640, 8721, 8820, 9044, 9072, 9120, 9180, 9310, 9408, 9520, 9576, 9639, 9690, 9792, 9996, 10080, 10260, 10336, 10368, 10584, 10640, 10710, 10773, 10880, 10944, 11016, 11172, 11305, 11340, 11424, 11628, 11760, 11970, 12096, 12160, 12240, 12312, 12495, 12768, 12852, 12920, 12960, 13230, 13328, 13440, 13566, 13680, 13770, 13965, 14112, 14280, 14364, 14535, 14688, 14896, 14994, 15120, 15232, 15390, 15504, 15680, 15827, 15876, 15960, 16065, 16320, 16416, 16660, 16758, 17024, 17136, 17280, 17442, 17640, 17955, 18088, 18144, 18240, 18360, 18620, 18816, 19040, 19152, 19278, 19380, 19584, 19845, 19992, 20160, 20349, 20520, 20672, 21168, 21280, 21420, 21546, 21888, 22032, 22344, 22491, 22610, 22680, 22848, 23256, 23520, 23940, 24192, 24480, 24624, 24990, 25137, 25536, 25704, 25840, 25920, 26163, 26460, 26656, 27132, 27360, 27540, 27930, 28224, 28560, 28728, 29070, 29376, 29792, 29988, 30240, 30780, 31008, 31360, 31654, 31752, 31920, 32130, 32640, 32832, 33320, 33516, 33915, 34272, 34884, 35280, 35910, 36176, 36288, 36480, 36720, 37240, 37485, 38080, 38304, 38556, 38760, 39690, 39984, 40320, 40698, 41040, 41344, 41895, 42336, 42560, 42840, 43092, 43605, 44064, 44688, 44982, 45220, 45360, 45696, 46512, 47040, 47481, 47880, 48195, 48960, 49248, 49980, 50274, 51072, 51408, 51680, 51840, 52326, 52920, 53312, 53865, 54264, 54720, 55080, 55860, 56448, 57120, 57456, 58140, 58752, 59584, 59976, 60480, 61047, 61560, 62016, 63308, 63504, 63840, 64260, 65664, 66640, 67032, 67473, 67830, 68544, 69768, 70560, 71820, 72352, 72576, 73440, 74480, 74970, 75411, 76160, 76608, 77112, 77520, 79135, 79380, 79968, 81396, 82080, 83790, 84672, 85120, 85680, 86184, 87210, 88128, 89376, 89964, 90440, 90720, 93024, 94080, 94962, 95760, 96390, 97920, 98496, 99960, 100548, 101745, 102816, 103360, 104652, 105840, 106624, 107730, 108528, 109440, 110160, 111720, 112455, 114240, 114912, 116280, 119168, 119952, 120960, 122094, 123120, 124032, 125685, 126616, 127008, 127680, 128520, 130815, 133280, 134064, 134946, 135660, 137088, 139536, 141120, 142443, 143640, 144704, 146880, 148960, 149940, 150822, 153216, 154224, 155040, 158270, 158760, 159936, 162792, 164160, 167580, 169344, 171360, 172368, 174420, 176256, 178752, 179928, 180880, 181440, 183141, 186048, 189924, 191520, 192780, 196992, 199920, 201096, 203490, 205632, 206720, 209304, 211680, 215460, 217056, 220320, 223440, 224910, 228480, 229824, 232560, 237405, 239904, 244188, 246240, 251370, 253232, 254016, 255360, 257040, 261630, 266560, 268128, 269892, 271320, 279072, 282240, 284886, 287280, 289408, 293760, 297920, 299880, 301644, 305235, 308448, 310080, 316540, 317520, 319872, 325584, 328320, 335160, 337365, 342720, 344736, 348840, 357504, 359856, 361760, 362880, 366282, 372096, 377055, 379848, 383040, 385560, 399840, 402192, 406980, 411264, 418608, 423360, 427329, 430920, 434112, 440640, 446880, 449820, 459648, 465120, 474810, 479808, 488376, 492480, 502740, 506464, 508032, 514080, 523260, 533120, 536256, 539784, 542640, 558144, 569772, 574560, 595840, 599760, 603288, 610470, 616896, 620160, 633080, 635040, 651168, 670320, 674730, 685440, 689472, 697680, 712215, 719712, 723520, 732564, 754110, 759696, 766080, 771120, 799680, 804384, 813960, 837216, 846720, 854658, 861840, 868224, 881280, 893760, 899640, 915705, 930240, 949620, 959616, 976752, 984960, 1005480, 1012928, 1028160, 1046520, 1072512, 1079568, 1085280, 1116288, 1139544, 1149120, 1199520, 1206576, 1220940, 1233792, 1266160, 1270080, 1281987, 1302336, 1340640, 1349460, 1378944, 1395360, 1424430, 1439424, 1447040, 1465128, 1508220, 1519392, 1542240, 1599360, 1608768, 1627920, 1674432, 1709316, 1723680, 1787520, 1799280, 1831410, 1860480, 1899240, 1953504, 2010960, 2025856, 2056320, 2093040, 2136645, 2159136, 2170560, 2279088, 2298240, 2399040, 2413152, 2441880, 2532320, 2540160, 2563974, 2604672, 2681280, 2698920, 2790720, 2848860, 2878848, 2930256, 3016440, 3038784, 3084480, 3217536, 3255840, 3348864, 3418632, 3447360, 3598560, 3662820, 3798480, 3907008, 4021920, 4186080, 4273290, 4318272, 4341120, 4558176, 4798080, 4826304, 4883760, 5064640, 5127948, 5362560, 5397840, 5581440, 5697720, 5860512, 6032880, 6077568, 6168960, 6409935, 6511680, 6837264, 6894720, 7197120, 7325640, 7596960, 7814016, 8043840, 8372160, 8546580, 8636544, 9116352, 9652608, 9767520, 10129280, 10255896, 10795680, 11395440, 11721024, 12065760, 12819870, 13023360, 13674528, 14394240, 14651280, 15193920, 16087680, 16744320, 17093160, 18232704, 19535040, 20511792, 21591360, 22790880, 23442048, 24131520, 25639740, 27349056, 29302560, 30387840, 34186320, 39070080, 41023584, 43182720, 45581760, 48263040, 51279480, 54698112, 58605120, 68372640, 82047168, 91163520, 102558960, 117210240, 136745280, 164094336, 205117920, 273490560, 410235840, 820471680]

約数ペア:

[(1, 820471680), (2, 410235840), (3, 273490560), (4, 205117920), (5, 164094336), (6, 136745280), (7, 117210240), (8, 102558960), (9, 91163520), (10, 82047168), (12, 68372640), (14, 58605120), (15, 54698112), (16, 51279480), (17, 48263040), (18, 45581760), (19, 43182720), (20, 41023584), (21, 39070080), (24, 34186320), (27, 30387840), (28, 29302560), (30, 27349056), (32, 25639740), (34, 24131520), (35, 23442048), (36, 22790880), (38, 21591360), (40, 20511792), (42, 19535040), (45, 18232704), (48, 17093160), (49, 16744320), (51, 16087680), (54, 15193920), (56, 14651280), (57, 14394240), (60, 13674528), (63, 13023360), (64, 12819870), (68, 12065760), (70, 11721024), (72, 11395440), (76, 10795680), (80, 10255896), (81, 10129280), (84, 9767520), (85, 9652608), (90, 9116352), (95, 8636544), (96, 8546580), (98, 8372160), (102, 8043840), (105, 7814016), (108, 7596960), (112, 7325640), (114, 7197120), (119, 6894720), (120, 6837264), (126, 6511680), (128, 6409935), (133, 6168960), (135, 6077568), (136, 6032880), (140, 5860512), (144, 5697720), (147, 5581440), (152, 5397840), (153, 5362560), (160, 5127948), (162, 5064640), (168, 4883760), (170, 4826304), (171, 4798080), (180, 4558176), (189, 4341120), (190, 4318272), (192, 4273290), (196, 4186080), (204, 4021920), (210, 3907008), (216, 3798480), (224, 3662820), (228, 3598560), (238, 3447360), (240, 3418632), (245, 3348864), (252, 3255840), (255, 3217536), (266, 3084480), (270, 3038784), (272, 3016440), (280, 2930256), (285, 2878848), (288, 2848860), (294, 2790720), (304, 2698920), (306, 2681280), (315, 2604672), (320, 2563974), (323, 2540160), (324, 2532320), (336, 2441880), (340, 2413152), (342, 2399040), (357, 2298240), (360, 2279088), (378, 2170560), (380, 2159136), (384, 2136645), (392, 2093040), (399, 2056320), (405, 2025856), (408, 2010960), (420, 1953504), (432, 1899240), (441, 1860480), (448, 1831410), (456, 1799280), (459, 1787520), (476, 1723680), (480, 1709316), (490, 1674432), (504, 1627920), (510, 1608768), (513, 1599360), (532, 1542240), (540, 1519392), (544, 1508220), (560, 1465128), (567, 1447040), (570, 1439424), (576, 1424430), (588, 1395360), (595, 1378944), (608, 1349460), (612, 1340640), (630, 1302336), (640, 1281987), (646, 1270080), (648, 1266160), (665, 1233792), (672, 1220940), (680, 1206576), (684, 1199520), (714, 1149120), (720, 1139544), (735, 1116288), (756, 1085280), (760, 1079568), (765, 1072512), (784, 1046520), (798, 1028160), (810, 1012928), (816, 1005480), (833, 984960), (840, 976752), (855, 959616), (864, 949620), (882, 930240), (896, 915705), (912, 899640), (918, 893760), (931, 881280), (945, 868224), (952, 861840), (960, 854658), (969, 846720), (980, 837216), (1008, 813960), (1020, 804384), (1026, 799680), (1064, 771120), (1071, 766080), (1080, 759696), (1088, 754110), (1120, 732564), (1134, 723520), (1140, 719712), (1152, 712215), (1176, 697680), (1190, 689472), (1197, 685440), (1216, 674730), (1224, 670320), (1260, 651168), (1292, 635040), (1296, 633080), (1323, 620160), (1330, 616896), (1344, 610470), (1360, 603288), (1368, 599760), (1377, 595840), (1428, 574560), (1440, 569772), (1470, 558144), (1512, 542640), (1520, 539784), (1530, 536256), (1539, 533120), (1568, 523260), (1596, 514080), (1615, 508032), (1620, 506464), (1632, 502740), (1666, 492480), (1680, 488376), (1710, 479808), (1728, 474810), (1764, 465120), (1785, 459648), (1824, 449820), (1836, 446880), (1862, 440640), (1890, 434112), (1904, 430920), (1920, 427329), (1938, 423360), (1960, 418608), (1995, 411264), (2016, 406980), (2040, 402192), (2052, 399840), (2128, 385560), (2142, 383040), (2160, 379848), (2176, 377055), (2205, 372096), (2240, 366282), (2261, 362880), (2268, 361760), (2280, 359856), (2295, 357504), (2352, 348840), (2380, 344736), (2394, 342720), (2432, 337365), (2448, 335160), (2499, 328320), (2520, 325584), (2565, 319872), (2584, 317520), (2592, 316540), (2646, 310080), (2660, 308448), (2688, 305235), (2720, 301644), (2736, 299880), (2754, 297920), (2793, 293760), (2835, 289408), (2856, 287280), (2880, 284886), (2907, 282240), (2940, 279072), (3024, 271320), (3040, 269892), (3060, 268128), (3078, 266560), (3136, 261630), (3192, 257040), (3213, 255360), (3230, 254016), (3240, 253232), (3264, 251370), (3332, 246240), (3360, 244188), (3420, 239904), (3456, 237405), (3528, 232560), (3570, 229824), (3591, 228480), (3648, 224910), (3672, 223440), (3724, 220320), (3780, 217056), (3808, 215460), (3876, 211680), (3920, 209304), (3969, 206720), (3990, 205632), (4032, 203490), (4080, 201096), (4104, 199920), (4165, 196992), (4256, 192780), (4284, 191520), (4320, 189924), (4410, 186048), (4480, 183141), (4522, 181440), (4536, 180880), (4560, 179928), (4590, 178752), (4655, 176256), (4704, 174420), (4760, 172368), (4788, 171360), (4845, 169344), (4896, 167580), (4998, 164160), (5040, 162792), (5130, 159936), (5168, 158760), (5184, 158270), (5292, 155040), (5320, 154224), (5355, 153216), (5440, 150822), (5472, 149940), (5508, 148960), (5586, 146880), (5670, 144704), (5712, 143640), (5760, 142443), (5814, 141120), (5880, 139536), (5985, 137088), (6048, 135660), (6080, 134946), (6120, 134064), (6156, 133280), (6272, 130815), (6384, 128520), (6426, 127680), (6460, 127008), (6480, 126616), (6528, 125685), (6615, 124032), (6664, 123120), (6720, 122094), (6783, 120960), (6840, 119952), (6885, 119168), (7056, 116280), (7140, 114912), (7182, 114240), (7296, 112455), (7344, 111720), (7448, 110160), (7497, 109440), (7560, 108528), (7616, 107730), (7695, 106624), (7752, 105840), (7840, 104652), (7938, 103360), (7980, 102816), (8064, 101745), (8160, 100548), (8208, 99960), (8330, 98496), (8379, 97920), (8512, 96390), (8568, 95760), (8640, 94962), (8721, 94080), (8820, 93024), (9044, 90720), (9072, 90440), (9120, 89964), (9180, 89376), (9310, 88128), (9408, 87210), (9520, 86184), (9576, 85680), (9639, 85120), (9690, 84672), (9792, 83790), (9996, 82080), (10080, 81396), (10260, 79968), (10336, 79380), (10368, 79135), (10584, 77520), (10640, 77112), (10710, 76608), (10773, 76160), (10880, 75411), (10944, 74970), (11016, 74480), (11172, 73440), (11305, 72576), (11340, 72352), (11424, 71820), (11628, 70560), (11760, 69768), (11970, 68544), (12096, 67830), (12160, 67473), (12240, 67032), (12312, 66640), (12495, 65664), (12768, 64260), (12852, 63840), (12920, 63504), (12960, 63308), (13230, 62016), (13328, 61560), (13440, 61047), (13566, 60480), (13680, 59976), (13770, 59584), (13965, 58752), (14112, 58140), (14280, 57456), (14364, 57120), (14535, 56448), (14688, 55860), (14896, 55080), (14994, 54720), (15120, 54264), (15232, 53865), (15390, 53312), (15504, 52920), (15680, 52326), (15827, 51840), (15876, 51680), (15960, 51408), (16065, 51072), (16320, 50274), (16416, 49980), (16660, 49248), (16758, 48960), (17024, 48195), (17136, 47880), (17280, 47481), (17442, 47040), (17640, 46512), (17955, 45696), (18088, 45360), (18144, 45220), (18240, 44982), (18360, 44688), (18620, 44064), (18816, 43605), (19040, 43092), (19152, 42840), (19278, 42560), (19380, 42336), (19584, 41895), (19845, 41344), (19992, 41040), (20160, 40698), (20349, 40320), (20520, 39984), (20672, 39690), (21168, 38760), (21280, 38556), (21420, 38304), (21546, 38080), (21888, 37485), (22032, 37240), (22344, 36720), (22491, 36480), (22610, 36288), (22680, 36176), (22848, 35910), (23256, 35280), (23520, 34884), (23940, 34272), (24192, 33915), (24480, 33516), (24624, 33320), (24990, 32832), (25137, 32640), (25536, 32130), (25704, 31920), (25840, 31752), (25920, 31654), (26163, 31360), (26460, 31008), (26656, 30780), (27132, 30240), (27360, 29988), (27540, 29792), (27930, 29376), (28224, 29070), (28560, 28728)]