21259959840

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{443}}^1$

素因数の和:523

約数の個数: 720

約数和(自身を含む): 89841140928

約数和(自身を除く): 68581181088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 69, 70, 72, 80, 81, 84, 90, 92, 96, 105, 108, 112, 115, 120, 126, 135, 138, 140, 144, 160, 161, 162, 168, 180, 184, 189, 207, 210, 216, 224, 230, 240, 252, 270, 276, 280, 288, 315, 322, 324, 336, 345, 360, 368, 378, 405, 414, 420, 432, 443, 460, 480, 483, 504, 529, 540, 552, 560, 567, 621, 630, 644, 648, 672, 690, 720, 736, 756, 805, 810, 828, 840, 864, 886, 920, 945, 966, 1008, 1035, 1058, 1080, 1104, 1120, 1134, 1242, 1260, 1288, 1296, 1329, 1380, 1440, 1449, 1512, 1587, 1610, 1620, 1656, 1680, 1772, 1840, 1863, 1890, 1932, 2016, 2070, 2116, 2160, 2208, 2215, 2268, 2415, 2484, 2520, 2576, 2592, 2645, 2658, 2760, 2835, 2898, 3024, 3101, 3105, 3174, 3220, 3240, 3312, 3360, 3544, 3680, 3703, 3726, 3780, 3864, 3987, 4140, 4232, 4320, 4347, 4430, 4536, 4761, 4830, 4968, 5040, 5152, 5290, 5316, 5520, 5670, 5796, 6048, 6202, 6210, 6348, 6440, 6480, 6624, 6645, 7088, 7245, 7406, 7452, 7560, 7728, 7935, 7974, 8280, 8464, 8694, 8860, 9072, 9303, 9315, 9522, 9660, 9936, 10080, 10189, 10580, 10632, 11040, 11109, 11340, 11592, 11961, 12404, 12420, 12696, 12880, 12960, 13041, 13290, 14176, 14283, 14490, 14812, 14904, 15120, 15456, 15505, 15870, 15948, 16560, 16928, 17388, 17720, 18144, 18515, 18606, 18630, 19044, 19320, 19872, 19935, 20378, 21160, 21264, 21735, 22218, 22680, 23184, 23805, 23922, 24808, 24840, 25392, 25760, 26082, 26580, 27909, 28566, 28980, 29624, 29808, 30240, 30567, 31010, 31740, 31896, 33120, 33327, 34776, 35440, 35883, 37030, 37212, 37260, 38088, 38640, 39870, 40756, 42320, 42528, 42849, 43470, 44436, 45360, 46368, 46515, 47610, 47844, 49616, 49680, 50784, 50945, 52164, 53160, 55545, 55818, 57132, 57960, 59248, 59616, 59805, 61134, 62020, 63480, 63792, 65205, 66654, 69552, 70880, 71323, 71415, 71766, 74060, 74424, 74520, 76176, 77280, 79740, 81512, 83727, 84640, 85698, 86940, 88872, 90720, 91701, 93030, 95220, 95688, 99232, 99360, 99981, 101890, 104328, 106320, 111090, 111636, 114264, 115920, 118496, 119610, 122268, 124040, 126960, 127584, 130410, 133308, 139104, 139545, 142646, 142830, 143532, 148120, 148848, 149040, 152352, 152835, 159480, 163024, 166635, 167454, 171396, 173880, 177744, 179415, 183402, 186060, 190440, 191376, 199962, 203780, 208656, 212640, 213969, 214245, 222180, 223272, 228528, 231840, 234347, 239220, 244536, 248080, 251181, 253920, 260820, 266616, 275103, 279090, 285292, 285660, 287064, 296240, 297696, 298080, 299943, 305670, 318960, 326048, 333270, 334908, 342792, 347760, 355488, 356615, 358830, 366804, 372120, 380880, 382752, 399924, 407560, 417312, 418635, 427938, 428490, 444360, 446544, 457056, 458505, 468694, 478440, 489072, 496160, 499905, 502362, 521640, 533232, 550206, 558180, 570584, 571320, 574128, 592480, 599886, 611340, 637920, 641907, 666540, 669816, 685584, 695520, 703041, 713230, 717660, 733608, 744240, 761760, 799848, 815120, 825309, 837270, 855876, 856980, 888720, 893088, 917010, 937388, 956880, 978144, 999810, 1004724, 1043280, 1066464, 1069845, 1100412, 1116360, 1141168, 1142640, 1148256, 1171735, 1199772, 1222680, 1255905, 1283814, 1333080, 1339632, 1371168, 1375515, 1406082, 1426460, 1435320, 1467216, 1488480, 1499715, 1599696, 1630240, 1640429, 1650618, 1674540, 1711752, 1713960, 1777440, 1834020, 1874776, 1913760, 1925721, 1999620, 2009448, 2086560, 2109123, 2139690, 2200824, 2232720, 2282336, 2285280, 2343470, 2399544, 2445360, 2511810, 2567628, 2666160, 2679264, 2751030, 2812164, 2852920, 2870640, 2934432, 2999430, 3199392, 3209535, 3280858, 3301236, 3349080, 3423504, 3427920, 3515205, 3668040, 3749552, 3851442, 3999240, 4018896, 4126545, 4218246, 4279380, 4401648, 4465440, 4686940, 4799088, 4890720, 4921287, 5023620, 5135256, 5332320, 5502060, 5624328, 5705840, 5741280, 5777163, 5998860, 6327369, 6419070, 6561716, 6602472, 6698160, 6847008, 6855840, 7030410, 7336080, 7499104, 7702884, 7998480, 8037792, 8202145, 8253090, 8436492, 8558760, 8803296, 9373880, 9598176, 9628605, 9842574, 10047240, 10270512, 10545615, 11004120, 11248656, 11411680, 11554326, 11997720, 12654738, 12838140, 13123432, 13204944, 13396320, 14060820, 14672160, 14763861, 15405768, 15996960, 16404290, 16506180, 16872984, 17117520, 18747760, 18982107, 19257210, 19685148, 20094480, 20541024, 21091230, 22008240, 22497312, 23108652, 23995440, 24606435, 25309476, 25676280, 26246864, 26409888, 28121640, 28885815, 29527722, 30811536, 31636845, 32808580, 33012360, 33745968, 34235040, 37495520, 37964214, 38514420, 39370296, 40188960, 42182460, 44016480, 44291583, 46217304, 47990880, 49212870, 50618952, 51352560, 52493728, 56243280, 57771630, 59055444, 61623072, 63273690, 65617160, 66024720, 67491936, 73819305, 75928428, 77028840, 78740592, 84364920, 88583166, 92434608, 94910535, 98425740, 101237904, 102705120, 112486560, 115543260, 118110888, 126547380, 131234320, 132049440, 132874749, 147638610, 151856856, 154057680, 157481184, 168729840, 177166332, 184869216, 189821070, 196851480, 202475808, 221457915, 231086520, 236221776, 253094760, 262468640, 265749498, 295277220, 303713712, 308115360, 337459680, 354332664, 379642140, 393702960, 442915830, 462173040, 472443552, 506189520, 531498996, 590554440, 607427424, 664373745, 708665328, 759284280, 787405920, 885831660, 924346080, 1012379040, 1062997992, 1181108880, 1328747490, 1417330656, 1518568560, 1771663320, 2125995984, 2362217760, 2657494980, 3037137120, 3543326640, 4251991968, 5314989960, 7086653280, 10629979920, 21259959840]

約数ペア:

[(1, 21259959840), (2, 10629979920), (3, 7086653280), (4, 5314989960), (5, 4251991968), (6, 3543326640), (7, 3037137120), (8, 2657494980), (9, 2362217760), (10, 2125995984), (12, 1771663320), (14, 1518568560), (15, 1417330656), (16, 1328747490), (18, 1181108880), (20, 1062997992), (21, 1012379040), (23, 924346080), (24, 885831660), (27, 787405920), (28, 759284280), (30, 708665328), (32, 664373745), (35, 607427424), (36, 590554440), (40, 531498996), (42, 506189520), (45, 472443552), (46, 462173040), (48, 442915830), (54, 393702960), (56, 379642140), (60, 354332664), (63, 337459680), (69, 308115360), (70, 303713712), (72, 295277220), (80, 265749498), (81, 262468640), (84, 253094760), (90, 236221776), (92, 231086520), (96, 221457915), (105, 202475808), (108, 196851480), (112, 189821070), (115, 184869216), (120, 177166332), (126, 168729840), (135, 157481184), (138, 154057680), (140, 151856856), (144, 147638610), (160, 132874749), (161, 132049440), (162, 131234320), (168, 126547380), (180, 118110888), (184, 115543260), (189, 112486560), (207, 102705120), (210, 101237904), (216, 98425740), (224, 94910535), (230, 92434608), (240, 88583166), (252, 84364920), (270, 78740592), (276, 77028840), (280, 75928428), (288, 73819305), (315, 67491936), (322, 66024720), (324, 65617160), (336, 63273690), (345, 61623072), (360, 59055444), (368, 57771630), (378, 56243280), (405, 52493728), (414, 51352560), (420, 50618952), (432, 49212870), (443, 47990880), (460, 46217304), (480, 44291583), (483, 44016480), (504, 42182460), (529, 40188960), (540, 39370296), (552, 38514420), (560, 37964214), (567, 37495520), (621, 34235040), (630, 33745968), (644, 33012360), (648, 32808580), (672, 31636845), (690, 30811536), (720, 29527722), (736, 28885815), (756, 28121640), (805, 26409888), (810, 26246864), (828, 25676280), (840, 25309476), (864, 24606435), (886, 23995440), (920, 23108652), (945, 22497312), (966, 22008240), (1008, 21091230), (1035, 20541024), (1058, 20094480), (1080, 19685148), (1104, 19257210), (1120, 18982107), (1134, 18747760), (1242, 17117520), (1260, 16872984), (1288, 16506180), (1296, 16404290), (1329, 15996960), (1380, 15405768), (1440, 14763861), (1449, 14672160), (1512, 14060820), (1587, 13396320), (1610, 13204944), (1620, 13123432), (1656, 12838140), (1680, 12654738), (1772, 11997720), (1840, 11554326), (1863, 11411680), (1890, 11248656), (1932, 11004120), (2016, 10545615), (2070, 10270512), (2116, 10047240), (2160, 9842574), (2208, 9628605), (2215, 9598176), (2268, 9373880), (2415, 8803296), (2484, 8558760), (2520, 8436492), (2576, 8253090), (2592, 8202145), (2645, 8037792), (2658, 7998480), (2760, 7702884), (2835, 7499104), (2898, 7336080), (3024, 7030410), (3101, 6855840), (3105, 6847008), (3174, 6698160), (3220, 6602472), (3240, 6561716), (3312, 6419070), (3360, 6327369), (3544, 5998860), (3680, 5777163), (3703, 5741280), (3726, 5705840), (3780, 5624328), (3864, 5502060), (3987, 5332320), (4140, 5135256), (4232, 5023620), (4320, 4921287), (4347, 4890720), (4430, 4799088), (4536, 4686940), (4761, 4465440), (4830, 4401648), (4968, 4279380), (5040, 4218246), (5152, 4126545), (5290, 4018896), (5316, 3999240), (5520, 3851442), (5670, 3749552), (5796, 3668040), (6048, 3515205), (6202, 3427920), (6210, 3423504), (6348, 3349080), (6440, 3301236), (6480, 3280858), (6624, 3209535), (6645, 3199392), (7088, 2999430), (7245, 2934432), (7406, 2870640), (7452, 2852920), (7560, 2812164), (7728, 2751030), (7935, 2679264), (7974, 2666160), (8280, 2567628), (8464, 2511810), (8694, 2445360), (8860, 2399544), (9072, 2343470), (9303, 2285280), (9315, 2282336), (9522, 2232720), (9660, 2200824), (9936, 2139690), (10080, 2109123), (10189, 2086560), (10580, 2009448), (10632, 1999620), (11040, 1925721), (11109, 1913760), (11340, 1874776), (11592, 1834020), (11961, 1777440), (12404, 1713960), (12420, 1711752), (12696, 1674540), (12880, 1650618), (12960, 1640429), (13041, 1630240), (13290, 1599696), (14176, 1499715), (14283, 1488480), (14490, 1467216), (14812, 1435320), (14904, 1426460), (15120, 1406082), (15456, 1375515), (15505, 1371168), (15870, 1339632), (15948, 1333080), (16560, 1283814), (16928, 1255905), (17388, 1222680), (17720, 1199772), (18144, 1171735), (18515, 1148256), (18606, 1142640), (18630, 1141168), (19044, 1116360), (19320, 1100412), (19872, 1069845), (19935, 1066464), (20378, 1043280), (21160, 1004724), (21264, 999810), (21735, 978144), (22218, 956880), (22680, 937388), (23184, 917010), (23805, 893088), (23922, 888720), (24808, 856980), (24840, 855876), (25392, 837270), (25760, 825309), (26082, 815120), (26580, 799848), (27909, 761760), (28566, 744240), (28980, 733608), (29624, 717660), (29808, 713230), (30240, 703041), (30567, 695520), (31010, 685584), (31740, 669816), (31896, 666540), (33120, 641907), (33327, 637920), (34776, 611340), (35440, 599886), (35883, 592480), (37030, 574128), (37212, 571320), (37260, 570584), (38088, 558180), (38640, 550206), (39870, 533232), (40756, 521640), (42320, 502362), (42528, 499905), (42849, 496160), (43470, 489072), (44436, 478440), (45360, 468694), (46368, 458505), (46515, 457056), (47610, 446544), (47844, 444360), (49616, 428490), (49680, 427938), (50784, 418635), (50945, 417312), (52164, 407560), (53160, 399924), (55545, 382752), (55818, 380880), (57132, 372120), (57960, 366804), (59248, 358830), (59616, 356615), (59805, 355488), (61134, 347760), (62020, 342792), (63480, 334908), (63792, 333270), (65205, 326048), (66654, 318960), (69552, 305670), (70880, 299943), (71323, 298080), (71415, 297696), (71766, 296240), (74060, 287064), (74424, 285660), (74520, 285292), (76176, 279090), (77280, 275103), (79740, 266616), (81512, 260820), (83727, 253920), (84640, 251181), (85698, 248080), (86940, 244536), (88872, 239220), (90720, 234347), (91701, 231840), (93030, 228528), (95220, 223272), (95688, 222180), (99232, 214245), (99360, 213969), (99981, 212640), (101890, 208656), (104328, 203780), (106320, 199962), (111090, 191376), (111636, 190440), (114264, 186060), (115920, 183402), (118496, 179415), (119610, 177744), (122268, 173880), (124040, 171396), (126960, 167454), (127584, 166635), (130410, 163024), (133308, 159480), (139104, 152835), (139545, 152352), (142646, 149040), (142830, 148848), (143532, 148120)]