133771960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:677

約数の個数: 96

約数和(自身を含む): 353477520

約数和(自身を除く): 219705560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 131, 140, 196, 245, 262, 280, 392, 490, 521, 524, 655, 917, 980, 1042, 1048, 1310, 1834, 1960, 2084, 2605, 2620, 3647, 3668, 4168, 4585, 5210, 5240, 6419, 7294, 7336, 9170, 10420, 12838, 14588, 18235, 18340, 20840, 25529, 25676, 29176, 32095, 36470, 36680, 51058, 51352, 64190, 68251, 72940, 102116, 127645, 128380, 136502, 145880, 204232, 255290, 256760, 273004, 341255, 477757, 510580, 546008, 682510, 955514, 1021160, 1365020, 1911028, 2388785, 2730040, 3344299, 3822056, 4777570, 6688598, 9555140, 13377196, 16721495, 19110280, 26754392, 33442990, 66885980, 133771960]

約数ペア:

[(1, 133771960), (2, 66885980), (4, 33442990), (5, 26754392), (7, 19110280), (8, 16721495), (10, 13377196), (14, 9555140), (20, 6688598), (28, 4777570), (35, 3822056), (40, 3344299), (49, 2730040), (56, 2388785), (70, 1911028), (98, 1365020), (131, 1021160), (140, 955514), (196, 682510), (245, 546008), (262, 510580), (280, 477757), (392, 341255), (490, 273004), (521, 256760), (524, 255290), (655, 204232), (917, 145880), (980, 136502), (1042, 128380), (1048, 127645), (1310, 102116), (1834, 72940), (1960, 68251), (2084, 64190), (2605, 51352), (2620, 51058), (3647, 36680), (3668, 36470), (4168, 32095), (4585, 29176), (5210, 25676), (5240, 25529), (6419, 20840), (7294, 18340), (7336, 18235), (9170, 14588), (10420, 12838)]