201539080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 507354840

約数和(自身を除く): 305815760

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 361, 380, 646, 680, 722, 760, 821, 1292, 1444, 1615, 1642, 1805, 2584, 2888, 3230, 3284, 3610, 4105, 6137, 6460, 6568, 7220, 8210, 12274, 12920, 13957, 14440, 15599, 16420, 24548, 27914, 30685, 31198, 32840, 49096, 55828, 61370, 62396, 69785, 77995, 111656, 122740, 124792, 139570, 155990, 245480, 265183, 279140, 296381, 311980, 530366, 558280, 592762, 623960, 1060732, 1185524, 1325915, 1481905, 2121464, 2371048, 2651830, 2963810, 5038477, 5303660, 5927620, 10076954, 10607320, 11855240, 20153908, 25192385, 40307816, 50384770, 100769540, 201539080]

約数ペア:

[(1, 201539080), (2, 100769540), (4, 50384770), (5, 40307816), (8, 25192385), (10, 20153908), (17, 11855240), (19, 10607320), (20, 10076954), (34, 5927620), (38, 5303660), (40, 5038477), (68, 2963810), (76, 2651830), (85, 2371048), (95, 2121464), (136, 1481905), (152, 1325915), (170, 1185524), (190, 1060732), (323, 623960), (340, 592762), (361, 558280), (380, 530366), (646, 311980), (680, 296381), (722, 279140), (760, 265183), (821, 245480), (1292, 155990), (1444, 139570), (1615, 124792), (1642, 122740), (1805, 111656), (2584, 77995), (2888, 69785), (3230, 62396), (3284, 61370), (3610, 55828), (4105, 49096), (6137, 32840), (6460, 31198), (6568, 30685), (7220, 27914), (8210, 24548), (12274, 16420), (12920, 15599), (13957, 14440)]