179998192

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 395581824

約数和(自身を除く): 215583632

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 131, 148, 176, 211, 262, 296, 407, 422, 524, 592, 814, 844, 1048, 1441, 1628, 1688, 2096, 2321, 2882, 3256, 3376, 4642, 4847, 5764, 6512, 7807, 9284, 9694, 11528, 15614, 18568, 19388, 23056, 27641, 31228, 37136, 38776, 53317, 55282, 62456, 77552, 85877, 106634, 110564, 124912, 171754, 213268, 221128, 304051, 343508, 426536, 442256, 608102, 687016, 853072, 1022717, 1216204, 1374032, 2045434, 2432408, 4090868, 4864816, 8181736, 11249887, 16363472, 22499774, 44999548, 89999096, 179998192]

約数ペア:

[(1, 179998192), (2, 89999096), (4, 44999548), (8, 22499774), (11, 16363472), (16, 11249887), (22, 8181736), (37, 4864816), (44, 4090868), (74, 2432408), (88, 2045434), (131, 1374032), (148, 1216204), (176, 1022717), (211, 853072), (262, 687016), (296, 608102), (407, 442256), (422, 426536), (524, 343508), (592, 304051), (814, 221128), (844, 213268), (1048, 171754), (1441, 124912), (1628, 110564), (1688, 106634), (2096, 85877), (2321, 77552), (2882, 62456), (3256, 55282), (3376, 53317), (4642, 38776), (4847, 37136), (5764, 31228), (6512, 27641), (7807, 23056), (9284, 19388), (9694, 18568), (11528, 15614)]