21291018240

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:423

約数の個数: 384

約数和(自身を含む): 71453491200

約数和(自身を除く): 50162472960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 79, 80, 93, 96, 120, 124, 128, 155, 158, 160, 186, 192, 237, 240, 248, 256, 283, 310, 316, 320, 372, 384, 395, 465, 474, 480, 496, 512, 566, 620, 632, 640, 744, 768, 790, 849, 930, 948, 960, 992, 1024, 1132, 1185, 1240, 1264, 1280, 1415, 1488, 1536, 1580, 1698, 1860, 1896, 1920, 1984, 2048, 2264, 2370, 2449, 2480, 2528, 2560, 2830, 2976, 3072, 3160, 3396, 3720, 3792, 3840, 3968, 4245, 4528, 4740, 4898, 4960, 5056, 5120, 5660, 5952, 6144, 6320, 6792, 7347, 7440, 7584, 7680, 7936, 8490, 8773, 9056, 9480, 9796, 9920, 10112, 10240, 11320, 11904, 12245, 12640, 13584, 14694, 14880, 15168, 15360, 15872, 16980, 17546, 18112, 18960, 19592, 19840, 20224, 22357, 22640, 23808, 24490, 25280, 26319, 27168, 29388, 29760, 30336, 30720, 31744, 33960, 35092, 36224, 36735, 37920, 39184, 39680, 40448, 43865, 44714, 45280, 47616, 48980, 50560, 52638, 54336, 58776, 59520, 60672, 63488, 67071, 67920, 70184, 72448, 73470, 75840, 78368, 79360, 80896, 87730, 89428, 90560, 95232, 97960, 101120, 105276, 108672, 111785, 117552, 119040, 121344, 131595, 134142, 135840, 140368, 144896, 146940, 151680, 156736, 158720, 161792, 175460, 178856, 181120, 190464, 195920, 202240, 210552, 217344, 223570, 235104, 238080, 242688, 263190, 268284, 271680, 280736, 289792, 293880, 303360, 313472, 317440, 335355, 350920, 357712, 362240, 391840, 404480, 421104, 434688, 447140, 470208, 476160, 485376, 526380, 536568, 543360, 561472, 579584, 587760, 606720, 626944, 670710, 693067, 701840, 715424, 724480, 783680, 808960, 842208, 869376, 894280, 940416, 952320, 1052760, 1073136, 1086720, 1122944, 1175520, 1213440, 1253888, 1341420, 1386134, 1403680, 1430848, 1448960, 1567360, 1684416, 1738752, 1788560, 1880832, 2079201, 2105520, 2146272, 2173440, 2245888, 2351040, 2426880, 2507776, 2682840, 2772268, 2807360, 2861696, 2897920, 3134720, 3368832, 3465335, 3577120, 3761664, 4158402, 4211040, 4292544, 4346880, 4491776, 4702080, 5015552, 5365680, 5544536, 5614720, 5723392, 6269440, 6737664, 6930670, 7154240, 7523328, 8316804, 8422080, 8585088, 8693760, 8983552, 9404160, 10396005, 10731360, 11089072, 11229440, 11446784, 12538880, 13475328, 13861340, 14308480, 15046656, 16633608, 16844160, 17170176, 17967104, 18808320, 20792010, 21462720, 22178144, 22458880, 22893568, 25077760, 26950656, 27722680, 28616960, 33267216, 33688320, 34340352, 37616640, 41584020, 42925440, 44356288, 44917760, 45787136, 53901312, 55445360, 57233920, 66534432, 67376640, 68680704, 75233280, 83168040, 85850880, 88712576, 89835520, 110890720, 114467840, 133068864, 134753280, 137361408, 166336080, 171701760, 177425152, 221781440, 228935680, 266137728, 269506560, 332672160, 343403520, 354850304, 443562880, 532275456, 665344320, 686807040, 709700608, 887125760, 1064550912, 1330688640, 1419401216, 1774251520, 2129101824, 2661377280, 3548503040, 4258203648, 5322754560, 7097006080, 10645509120, 21291018240]

約数ペア:

[(1, 21291018240), (2, 10645509120), (3, 7097006080), (4, 5322754560), (5, 4258203648), (6, 3548503040), (8, 2661377280), (10, 2129101824), (12, 1774251520), (15, 1419401216), (16, 1330688640), (20, 1064550912), (24, 887125760), (30, 709700608), (31, 686807040), (32, 665344320), (40, 532275456), (48, 443562880), (60, 354850304), (62, 343403520), (64, 332672160), (79, 269506560), (80, 266137728), (93, 228935680), (96, 221781440), (120, 177425152), (124, 171701760), (128, 166336080), (155, 137361408), (158, 134753280), (160, 133068864), (186, 114467840), (192, 110890720), (237, 89835520), (240, 88712576), (248, 85850880), (256, 83168040), (283, 75233280), (310, 68680704), (316, 67376640), (320, 66534432), (372, 57233920), (384, 55445360), (395, 53901312), (465, 45787136), (474, 44917760), (480, 44356288), (496, 42925440), (512, 41584020), (566, 37616640), (620, 34340352), (632, 33688320), (640, 33267216), (744, 28616960), (768, 27722680), (790, 26950656), (849, 25077760), (930, 22893568), (948, 22458880), (960, 22178144), (992, 21462720), (1024, 20792010), (1132, 18808320), (1185, 17967104), (1240, 17170176), (1264, 16844160), (1280, 16633608), (1415, 15046656), (1488, 14308480), (1536, 13861340), (1580, 13475328), (1698, 12538880), (1860, 11446784), (1896, 11229440), (1920, 11089072), (1984, 10731360), (2048, 10396005), (2264, 9404160), (2370, 8983552), (2449, 8693760), (2480, 8585088), (2528, 8422080), (2560, 8316804), (2830, 7523328), (2976, 7154240), (3072, 6930670), (3160, 6737664), (3396, 6269440), (3720, 5723392), (3792, 5614720), (3840, 5544536), (3968, 5365680), (4245, 5015552), (4528, 4702080), (4740, 4491776), (4898, 4346880), (4960, 4292544), (5056, 4211040), (5120, 4158402), (5660, 3761664), (5952, 3577120), (6144, 3465335), (6320, 3368832), (6792, 3134720), (7347, 2897920), (7440, 2861696), (7584, 2807360), (7680, 2772268), (7936, 2682840), (8490, 2507776), (8773, 2426880), (9056, 2351040), (9480, 2245888), (9796, 2173440), (9920, 2146272), (10112, 2105520), (10240, 2079201), (11320, 1880832), (11904, 1788560), (12245, 1738752), (12640, 1684416), (13584, 1567360), (14694, 1448960), (14880, 1430848), (15168, 1403680), (15360, 1386134), (15872, 1341420), (16980, 1253888), (17546, 1213440), (18112, 1175520), (18960, 1122944), (19592, 1086720), (19840, 1073136), (20224, 1052760), (22357, 952320), (22640, 940416), (23808, 894280), (24490, 869376), (25280, 842208), (26319, 808960), (27168, 783680), (29388, 724480), (29760, 715424), (30336, 701840), (30720, 693067), (31744, 670710), (33960, 626944), (35092, 606720), (36224, 587760), (36735, 579584), (37920, 561472), (39184, 543360), (39680, 536568), (40448, 526380), (43865, 485376), (44714, 476160), (45280, 470208), (47616, 447140), (48980, 434688), (50560, 421104), (52638, 404480), (54336, 391840), (58776, 362240), (59520, 357712), (60672, 350920), (63488, 335355), (67071, 317440), (67920, 313472), (70184, 303360), (72448, 293880), (73470, 289792), (75840, 280736), (78368, 271680), (79360, 268284), (80896, 263190), (87730, 242688), (89428, 238080), (90560, 235104), (95232, 223570), (97960, 217344), (101120, 210552), (105276, 202240), (108672, 195920), (111785, 190464), (117552, 181120), (119040, 178856), (121344, 175460), (131595, 161792), (134142, 158720), (135840, 156736), (140368, 151680), (144896, 146940)]