21587249280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4591}}^1$

素因数の和:4723

約数の個数: 256

約数和(自身を含む): 71943782400

約数和(自身を除く): 50356533120

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, 310, 316, 320, 372, 384, 395, 465, 474, 480, 496, 620, 632, 640, 744, 790, 930, 948, 960, 992, 1185, 1240, 1264, 1488, 1580, 1860, 1896, 1920, 1984, 2370, 2449, 2480, 2528, 2976, 3160, 3720, 3792, 3968, 4591, 4740, 4898, 4960, 5056, 5952, 6320, 7347, 7440, 7584, 9182, 9480, 9796, 9920, 10112, 11904, 12245, 12640, 13773, 14694, 14880, 15168, 18364, 18960, 19592, 19840, 22955, 24490, 25280, 27546, 29388, 29760, 30336, 36728, 36735, 37920, 39184, 45910, 48980, 50560, 55092, 58776, 59520, 68865, 73456, 73470, 75840, 78368, 91820, 97960, 110184, 117552, 137730, 142321, 146912, 146940, 151680, 156736, 183640, 195920, 220368, 235104, 275460, 284642, 293824, 293880, 313472, 362689, 367280, 391840, 426963, 440736, 470208, 550920, 569284, 587648, 587760, 711605, 725378, 734560, 783680, 853926, 881472, 940416, 1088067, 1101840, 1138568, 1175520, 1423210, 1450756, 1469120, 1567360, 1707852, 1762944, 1813445, 2134815, 2176134, 2203680, 2277136, 2351040, 2846420, 2901512, 2938240, 3415704, 3626890, 4269630, 4352268, 4407360, 4554272, 4702080, 5440335, 5692840, 5803024, 6831408, 7253780, 8539260, 8704536, 8814720, 9108544, 10880670, 11243359, 11385680, 11606048, 13662816, 14507560, 17078520, 17409072, 18217088, 21761340, 22486718, 22771360, 23212096, 27325632, 29015120, 33730077, 34157040, 34818144, 43522680, 44973436, 45542720, 46424192, 54651264, 56216795, 58030240, 67460154, 68314080, 69636288, 87045360, 89946872, 91085440, 112433590, 116060480, 134920308, 136628160, 139272576, 168650385, 174090720, 179893744, 224867180, 232120960, 269840616, 273256320, 337300770, 348181440, 359787488, 449734360, 539681232, 674601540, 696362880, 719574976, 899468720, 1079362464, 1349203080, 1439149952, 1798937440, 2158724928, 2698406160, 3597874880, 4317449856, 5396812320, 7195749760, 10793624640, 21587249280]

約数ペア:

[(1, 21587249280), (2, 10793624640), (3, 7195749760), (4, 5396812320), (5, 4317449856), (6, 3597874880), (8, 2698406160), (10, 2158724928), (12, 1798937440), (15, 1439149952), (16, 1349203080), (20, 1079362464), (24, 899468720), (30, 719574976), (31, 696362880), (32, 674601540), (40, 539681232), (48, 449734360), (60, 359787488), (62, 348181440), (64, 337300770), (79, 273256320), (80, 269840616), (93, 232120960), (96, 224867180), (120, 179893744), (124, 174090720), (128, 168650385), (155, 139272576), (158, 136628160), (160, 134920308), (186, 116060480), (192, 112433590), (237, 91085440), (240, 89946872), (248, 87045360), (310, 69636288), (316, 68314080), (320, 67460154), (372, 58030240), (384, 56216795), (395, 54651264), (465, 46424192), (474, 45542720), (480, 44973436), (496, 43522680), (620, 34818144), (632, 34157040), (640, 33730077), (744, 29015120), (790, 27325632), (930, 23212096), (948, 22771360), (960, 22486718), (992, 21761340), (1185, 18217088), (1240, 17409072), (1264, 17078520), (1488, 14507560), (1580, 13662816), (1860, 11606048), (1896, 11385680), (1920, 11243359), (1984, 10880670), (2370, 9108544), (2449, 8814720), (2480, 8704536), (2528, 8539260), (2976, 7253780), (3160, 6831408), (3720, 5803024), (3792, 5692840), (3968, 5440335), (4591, 4702080), (4740, 4554272), (4898, 4407360), (4960, 4352268), (5056, 4269630), (5952, 3626890), (6320, 3415704), (7347, 2938240), (7440, 2901512), (7584, 2846420), (9182, 2351040), (9480, 2277136), (9796, 2203680), (9920, 2176134), (10112, 2134815), (11904, 1813445), (12245, 1762944), (12640, 1707852), (13773, 1567360), (14694, 1469120), (14880, 1450756), (15168, 1423210), (18364, 1175520), (18960, 1138568), (19592, 1101840), (19840, 1088067), (22955, 940416), (24490, 881472), (25280, 853926), (27546, 783680), (29388, 734560), (29760, 725378), (30336, 711605), (36728, 587760), (36735, 587648), (37920, 569284), (39184, 550920), (45910, 470208), (48980, 440736), (50560, 426963), (55092, 391840), (58776, 367280), (59520, 362689), (68865, 313472), (73456, 293880), (73470, 293824), (75840, 284642), (78368, 275460), (91820, 235104), (97960, 220368), (110184, 195920), (117552, 183640), (137730, 156736), (142321, 151680), (146912, 146940)]