64976760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{180491}}^1$

素因数の和:180508

約数の個数: 48

約数和(自身を含む): 211175640

約数和(自身を除く): 146198880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 180491, 360982, 541473, 721964, 902455, 1082946, 1443928, 1624419, 1804910, 2165892, 2707365, 3248838, 3609820, 4331784, 5414730, 6497676, 7219640, 8122095, 10829460, 12995352, 16244190, 21658920, 32488380, 64976760]

約数ペア:

[(1, 64976760), (2, 32488380), (3, 21658920), (4, 16244190), (5, 12995352), (6, 10829460), (8, 8122095), (9, 7219640), (10, 6497676), (12, 5414730), (15, 4331784), (18, 3609820), (20, 3248838), (24, 2707365), (30, 2165892), (36, 1804910), (40, 1624419), (45, 1443928), (60, 1082946), (72, 902455), (90, 721964), (120, 541473), (180, 360982), (360, 180491)]