66680520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{555671}}^1$

素因数の和:555685

約数の個数: 32

約数和(自身を含む): 200041920

約数和(自身を除く): 133361400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 555671, 1111342, 1667013, 2222684, 2778355, 3334026, 4445368, 5556710, 6668052, 8335065, 11113420, 13336104, 16670130, 22226840, 33340260, 66680520]

約数ペア:

[(1, 66680520), (2, 33340260), (3, 22226840), (4, 16670130), (5, 13336104), (6, 11113420), (8, 8335065), (10, 6668052), (12, 5556710), (15, 4445368), (20, 3334026), (24, 2778355), (30, 2222684), (40, 1667013), (60, 1111342), (120, 555671)]