65489340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{647}}^1$

素因数の和:907

約数の個数: 96

約数和(自身を含む): 210760704

約数和(自身を除く): 145271364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 241, 420, 482, 647, 723, 964, 1205, 1294, 1446, 1687, 1941, 2410, 2588, 2892, 3235, 3374, 3615, 3882, 4529, 4820, 5061, 6470, 6748, 7230, 7764, 8435, 9058, 9705, 10122, 12940, 13587, 14460, 16870, 18116, 19410, 20244, 22645, 25305, 27174, 33740, 38820, 45290, 50610, 54348, 67935, 90580, 101220, 135870, 155927, 271740, 311854, 467781, 623708, 779635, 935562, 1091489, 1559270, 1871124, 2182978, 2338905, 3118540, 3274467, 4365956, 4677810, 5457445, 6548934, 9355620, 10914890, 13097868, 16372335, 21829780, 32744670, 65489340]

約数ペア:

[(1, 65489340), (2, 32744670), (3, 21829780), (4, 16372335), (5, 13097868), (6, 10914890), (7, 9355620), (10, 6548934), (12, 5457445), (14, 4677810), (15, 4365956), (20, 3274467), (21, 3118540), (28, 2338905), (30, 2182978), (35, 1871124), (42, 1559270), (60, 1091489), (70, 935562), (84, 779635), (105, 623708), (140, 467781), (210, 311854), (241, 271740), (420, 155927), (482, 135870), (647, 101220), (723, 90580), (964, 67935), (1205, 54348), (1294, 50610), (1446, 45290), (1687, 38820), (1941, 33740), (2410, 27174), (2588, 25305), (2892, 22645), (3235, 20244), (3374, 19410), (3615, 18116), (3882, 16870), (4529, 14460), (4820, 13587), (5061, 12940), (6470, 10122), (6748, 9705), (7230, 9058), (7764, 8435)]