197078960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 533215872

約数和(自身を除く): 336136912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 71, 80, 85, 104, 130, 136, 142, 157, 170, 208, 221, 260, 272, 284, 314, 340, 355, 442, 520, 568, 628, 680, 710, 785, 884, 923, 1040, 1105, 1136, 1207, 1256, 1360, 1420, 1570, 1768, 1846, 2041, 2210, 2414, 2512, 2669, 2840, 3140, 3536, 3692, 4082, 4420, 4615, 4828, 5338, 5680, 6035, 6280, 7384, 8164, 8840, 9230, 9656, 10205, 10676, 11147, 12070, 12560, 13345, 14768, 15691, 16328, 17680, 18460, 19312, 20410, 21352, 22294, 24140, 26690, 31382, 32656, 34697, 36920, 40820, 42704, 44588, 48280, 53380, 55735, 62764, 69394, 73840, 78455, 81640, 89176, 96560, 106760, 111470, 125528, 138788, 144911, 156910, 163280, 173485, 178352, 189499, 213520, 222940, 251056, 277576, 289822, 313820, 346970, 378998, 445880, 555152, 579644, 627640, 693940, 724555, 757996, 891760, 947495, 1159288, 1255280, 1387880, 1449110, 1515992, 1894990, 2318576, 2463487, 2775760, 2898220, 3031984, 3789980, 4926974, 5796440, 7579960, 9853948, 11592880, 12317435, 15159920, 19707896, 24634870, 39415792, 49269740, 98539480, 197078960]

約数ペア:

[(1, 197078960), (2, 98539480), (4, 49269740), (5, 39415792), (8, 24634870), (10, 19707896), (13, 15159920), (16, 12317435), (17, 11592880), (20, 9853948), (26, 7579960), (34, 5796440), (40, 4926974), (52, 3789980), (65, 3031984), (68, 2898220), (71, 2775760), (80, 2463487), (85, 2318576), (104, 1894990), (130, 1515992), (136, 1449110), (142, 1387880), (157, 1255280), (170, 1159288), (208, 947495), (221, 891760), (260, 757996), (272, 724555), (284, 693940), (314, 627640), (340, 579644), (355, 555152), (442, 445880), (520, 378998), (568, 346970), (628, 313820), (680, 289822), (710, 277576), (785, 251056), (884, 222940), (923, 213520), (1040, 189499), (1105, 178352), (1136, 173485), (1207, 163280), (1256, 156910), (1360, 144911), (1420, 138788), (1570, 125528), (1768, 111470), (1846, 106760), (2041, 96560), (2210, 89176), (2414, 81640), (2512, 78455), (2669, 73840), (2840, 69394), (3140, 62764), (3536, 55735), (3692, 53380), (4082, 48280), (4420, 44588), (4615, 42704), (4828, 40820), (5338, 36920), (5680, 34697), (6035, 32656), (6280, 31382), (7384, 26690), (8164, 24140), (8840, 22294), (9230, 21352), (9656, 20410), (10205, 19312), (10676, 18460), (11147, 17680), (12070, 16328), (12560, 15691), (13345, 14768)]