258589920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:497

約数の個数: 192

約数和(自身を含む): 866557440

約数和(自身を除く): 607967520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 59, 60, 69, 80, 92, 96, 115, 118, 120, 138, 160, 177, 184, 230, 236, 240, 276, 295, 345, 354, 368, 397, 460, 472, 480, 552, 590, 690, 708, 736, 794, 885, 920, 944, 1104, 1180, 1191, 1357, 1380, 1416, 1588, 1770, 1840, 1888, 1985, 2208, 2360, 2382, 2714, 2760, 2832, 3176, 3540, 3680, 3970, 4071, 4720, 4764, 5428, 5520, 5664, 5955, 6352, 6785, 7080, 7940, 8142, 9131, 9440, 9528, 10856, 11040, 11910, 12704, 13570, 14160, 15880, 16284, 18262, 19056, 20355, 21712, 23423, 23820, 27140, 27393, 28320, 31760, 32568, 36524, 38112, 40710, 43424, 45655, 46846, 47640, 54280, 54786, 63520, 65136, 70269, 73048, 81420, 91310, 93692, 95280, 108560, 109572, 117115, 130272, 136965, 140538, 146096, 162840, 182620, 187384, 190560, 217120, 219144, 234230, 273930, 281076, 292192, 325680, 351345, 365240, 374768, 438288, 468460, 538729, 547860, 562152, 651360, 702690, 730480, 749536, 876576, 936920, 1077458, 1095720, 1124304, 1405380, 1460960, 1616187, 1873840, 2154916, 2191440, 2248608, 2693645, 2810760, 3232374, 3747680, 4309832, 4382880, 5387290, 5621520, 6464748, 8080935, 8619664, 10774580, 11243040, 12929496, 16161870, 17239328, 21549160, 25858992, 32323740, 43098320, 51717984, 64647480, 86196640, 129294960, 258589920]

約数ペア:

[(1, 258589920), (2, 129294960), (3, 86196640), (4, 64647480), (5, 51717984), (6, 43098320), (8, 32323740), (10, 25858992), (12, 21549160), (15, 17239328), (16, 16161870), (20, 12929496), (23, 11243040), (24, 10774580), (30, 8619664), (32, 8080935), (40, 6464748), (46, 5621520), (48, 5387290), (59, 4382880), (60, 4309832), (69, 3747680), (80, 3232374), (92, 2810760), (96, 2693645), (115, 2248608), (118, 2191440), (120, 2154916), (138, 1873840), (160, 1616187), (177, 1460960), (184, 1405380), (230, 1124304), (236, 1095720), (240, 1077458), (276, 936920), (295, 876576), (345, 749536), (354, 730480), (368, 702690), (397, 651360), (460, 562152), (472, 547860), (480, 538729), (552, 468460), (590, 438288), (690, 374768), (708, 365240), (736, 351345), (794, 325680), (885, 292192), (920, 281076), (944, 273930), (1104, 234230), (1180, 219144), (1191, 217120), (1357, 190560), (1380, 187384), (1416, 182620), (1588, 162840), (1770, 146096), (1840, 140538), (1888, 136965), (1985, 130272), (2208, 117115), (2360, 109572), (2382, 108560), (2714, 95280), (2760, 93692), (2832, 91310), (3176, 81420), (3540, 73048), (3680, 70269), (3970, 65136), (4071, 63520), (4720, 54786), (4764, 54280), (5428, 47640), (5520, 46846), (5664, 45655), (5955, 43424), (6352, 40710), (6785, 38112), (7080, 36524), (7940, 32568), (8142, 31760), (9131, 28320), (9440, 27393), (9528, 27140), (10856, 23820), (11040, 23423), (11910, 21712), (12704, 20355), (13570, 19056), (14160, 18262), (15880, 16284)]