188966312560

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{421123}}^1$

素因数の和:421286

約数の個数: 80

約数和(自身を含む): 451175408640

約数和(自身を除く): 262209096080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 79, 80, 142, 158, 284, 316, 355, 395, 568, 632, 710, 790, 1136, 1264, 1420, 1580, 2840, 3160, 5609, 5680, 6320, 11218, 22436, 28045, 44872, 56090, 89744, 112180, 224360, 421123, 448720, 842246, 1684492, 2105615, 3368984, 4211230, 6737968, 8422460, 16844920, 29899733, 33268717, 33689840, 59799466, 66537434, 119598932, 133074868, 149498665, 166343585, 239197864, 266149736, 298997330, 332687170, 478395728, 532299472, 597994660, 665374340, 1195989320, 1330748680, 2362078907, 2391978640, 2661497360, 4724157814, 9448315628, 11810394535, 18896631256, 23620789070, 37793262512, 47241578140, 94483156280, 188966312560]

約数ペア:

[(1, 188966312560), (2, 94483156280), (4, 47241578140), (5, 37793262512), (8, 23620789070), (10, 18896631256), (16, 11810394535), (20, 9448315628), (40, 4724157814), (71, 2661497360), (79, 2391978640), (80, 2362078907), (142, 1330748680), (158, 1195989320), (284, 665374340), (316, 597994660), (355, 532299472), (395, 478395728), (568, 332687170), (632, 298997330), (710, 266149736), (790, 239197864), (1136, 166343585), (1264, 149498665), (1420, 133074868), (1580, 119598932), (2840, 66537434), (3160, 59799466), (5609, 33689840), (5680, 33268717), (6320, 29899733), (11218, 16844920), (22436, 8422460), (28045, 6737968), (44872, 4211230), (56090, 3368984), (89744, 2105615), (112180, 1684492), (224360, 842246), (421123, 448720)]