131909460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1745

約数の個数: 96

約数和(自身を含む): 396264960

約数和(自身を除く): 264355500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 204, 237, 255, 316, 340, 395, 474, 510, 790, 948, 1020, 1185, 1343, 1580, 1637, 2370, 2686, 3274, 4029, 4740, 4911, 5372, 6548, 6715, 8058, 8185, 9822, 13430, 16116, 16370, 19644, 20145, 24555, 26860, 27829, 32740, 40290, 49110, 55658, 80580, 83487, 98220, 111316, 129323, 139145, 166974, 258646, 278290, 333948, 387969, 417435, 517292, 556580, 646615, 775938, 834870, 1293230, 1551876, 1669740, 1939845, 2198491, 2586460, 3879690, 4396982, 6595473, 7759380, 8793964, 10992455, 13190946, 21984910, 26381892, 32977365, 43969820, 65954730, 131909460]

約数ペア:

[(1, 131909460), (2, 65954730), (3, 43969820), (4, 32977365), (5, 26381892), (6, 21984910), (10, 13190946), (12, 10992455), (15, 8793964), (17, 7759380), (20, 6595473), (30, 4396982), (34, 3879690), (51, 2586460), (60, 2198491), (68, 1939845), (79, 1669740), (85, 1551876), (102, 1293230), (158, 834870), (170, 775938), (204, 646615), (237, 556580), (255, 517292), (316, 417435), (340, 387969), (395, 333948), (474, 278290), (510, 258646), (790, 166974), (948, 139145), (1020, 129323), (1185, 111316), (1343, 98220), (1580, 83487), (1637, 80580), (2370, 55658), (2686, 49110), (3274, 40290), (4029, 32740), (4740, 27829), (4911, 26860), (5372, 24555), (6548, 20145), (6715, 19644), (8058, 16370), (8185, 16116), (9822, 13430)]