104989640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1459}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 271209600

約数和(自身を除く): 166219960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1459, 1799, 2056, 2570, 2918, 3598, 5140, 5836, 7196, 7295, 8995, 10213, 10280, 11672, 14392, 14590, 17990, 20426, 29180, 35980, 40852, 51065, 58360, 71960, 81704, 102130, 204260, 374963, 408520, 749926, 1499852, 1874815, 2624741, 2999704, 3749630, 5249482, 7499260, 10498964, 13123705, 14998520, 20997928, 26247410, 52494820, 104989640]

約数ペア:

[(1, 104989640), (2, 52494820), (4, 26247410), (5, 20997928), (7, 14998520), (8, 13123705), (10, 10498964), (14, 7499260), (20, 5249482), (28, 3749630), (35, 2999704), (40, 2624741), (56, 1874815), (70, 1499852), (140, 749926), (257, 408520), (280, 374963), (514, 204260), (1028, 102130), (1285, 81704), (1459, 71960), (1799, 58360), (2056, 51065), (2570, 40852), (2918, 35980), (3598, 29180), (5140, 20426), (5836, 17990), (7196, 14590), (7295, 14392), (8995, 11672), (10213, 10280)]