279477360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{388163}}^1$

素因数の和:388182

約数の個数: 60

約数和(自身を含む): 938580552

約数和(自身を除く): 659103192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 388163, 776326, 1164489, 1552652, 1940815, 2328978, 3105304, 3493467, 3881630, 4657956, 5822445, 6210608, 6986934, 7763260, 9315912, 11644890, 13973868, 15526520, 17467335, 18631824, 23289780, 27947736, 31053040, 34934670, 46579560, 55895472, 69869340, 93159120, 139738680, 279477360]

約数ペア:

[(1, 279477360), (2, 139738680), (3, 93159120), (4, 69869340), (5, 55895472), (6, 46579560), (8, 34934670), (9, 31053040), (10, 27947736), (12, 23289780), (15, 18631824), (16, 17467335), (18, 15526520), (20, 13973868), (24, 11644890), (30, 9315912), (36, 7763260), (40, 6986934), (45, 6210608), (48, 5822445), (60, 4657956), (72, 3881630), (80, 3493467), (90, 3105304), (120, 2328978), (144, 1940815), (180, 1552652), (240, 1164489), (360, 776326), (720, 388163)]