72965520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101341}}^1$

素因数の和:101360

約数の個数: 60

約数和(自身を含む): 245044956

約数和(自身を除く): 172079436

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, 101341, 202682, 304023, 405364, 506705, 608046, 810728, 912069, 1013410, 1216092, 1520115, 1621456, 1824138, 2026820, 2432184, 3040230, 3648276, 4053640, 4560345, 4864368, 6080460, 7296552, 8107280, 9120690, 12160920, 14593104, 18241380, 24321840, 36482760, 72965520]

約数ペア:

[(1, 72965520), (2, 36482760), (3, 24321840), (4, 18241380), (5, 14593104), (6, 12160920), (8, 9120690), (9, 8107280), (10, 7296552), (12, 6080460), (15, 4864368), (16, 4560345), (18, 4053640), (20, 3648276), (24, 3040230), (30, 2432184), (36, 2026820), (40, 1824138), (45, 1621456), (48, 1520115), (60, 1216092), (72, 1013410), (80, 912069), (90, 810728), (120, 608046), (144, 506705), (180, 405364), (240, 304023), (360, 202682), (720, 101341)]