15880492524

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{281989}}^1$

素因数の和:282047

約数の個数: 72

約数和(自身を含む): 42115770480

約数和(自身を除く): 26235277956

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1444, 1482, 2166, 2964, 4332, 4693, 9386, 14079, 18772, 28158, 56316, 281989, 563978, 845967, 1127956, 1691934, 3383868, 3665857, 5357791, 7331714, 10715582, 10997571, 14663428, 16073373, 21431164, 21995142, 32146746, 43990284, 64293492, 69651283, 101798029, 139302566, 203596058, 208953849, 278605132, 305394087, 407192116, 417907698, 610788174, 835815396, 1221576348, 1323374377, 2646748754, 3970123131, 5293497508, 7940246262, 15880492524]

約数ペア:

[(1, 15880492524), (2, 7940246262), (3, 5293497508), (4, 3970123131), (6, 2646748754), (12, 1323374377), (13, 1221576348), (19, 835815396), (26, 610788174), (38, 417907698), (39, 407192116), (52, 305394087), (57, 278605132), (76, 208953849), (78, 203596058), (114, 139302566), (156, 101798029), (228, 69651283), (247, 64293492), (361, 43990284), (494, 32146746), (722, 21995142), (741, 21431164), (988, 16073373), (1083, 14663428), (1444, 10997571), (1482, 10715582), (2166, 7331714), (2964, 5357791), (4332, 3665857), (4693, 3383868), (9386, 1691934), (14079, 1127956), (18772, 845967), (28158, 563978), (56316, 281989)]