1273929280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{821}}^1$

素因数の和:1224

約数の個数: 112

約数和(自身を含む): 3279641904

約数和(自身を除く): 2005712624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 373, 416, 520, 746, 821, 832, 1040, 1492, 1642, 1865, 2080, 2984, 3284, 3730, 4105, 4160, 4849, 5968, 6568, 7460, 8210, 9698, 10673, 11936, 13136, 14920, 16420, 19396, 21346, 23872, 24245, 26272, 29840, 32840, 38792, 42692, 48490, 52544, 53365, 59680, 65680, 77584, 85384, 96980, 106730, 119360, 131360, 155168, 170768, 193960, 213460, 262720, 306233, 310336, 341536, 387920, 426920, 612466, 683072, 775840, 853840, 1224932, 1531165, 1551680, 1707680, 2449864, 3062330, 3415360, 3981029, 4899728, 6124660, 7962058, 9799456, 12249320, 15924116, 19598912, 19905145, 24498640, 31848232, 39810290, 48997280, 63696464, 79620580, 97994560, 127392928, 159241160, 254785856, 318482320, 636964640, 1273929280]

約数ペア:

[(1, 1273929280), (2, 636964640), (4, 318482320), (5, 254785856), (8, 159241160), (10, 127392928), (13, 97994560), (16, 79620580), (20, 63696464), (26, 48997280), (32, 39810290), (40, 31848232), (52, 24498640), (64, 19905145), (65, 19598912), (80, 15924116), (104, 12249320), (130, 9799456), (160, 7962058), (208, 6124660), (260, 4899728), (320, 3981029), (373, 3415360), (416, 3062330), (520, 2449864), (746, 1707680), (821, 1551680), (832, 1531165), (1040, 1224932), (1492, 853840), (1642, 775840), (1865, 683072), (2080, 612466), (2984, 426920), (3284, 387920), (3730, 341536), (4105, 310336), (4160, 306233), (4849, 262720), (5968, 213460), (6568, 193960), (7460, 170768), (8210, 155168), (9698, 131360), (10673, 119360), (11936, 106730), (13136, 96980), (14920, 85384), (16420, 77584), (19396, 65680), (21346, 59680), (23872, 53365), (24245, 52544), (26272, 48490), (29840, 42692), (32840, 38792)]