72991560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1249}}^1$

素因数の和:1750

約数の個数: 64

約数和(自身を含む): 219600000

約数和(自身を除く): 146608440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 487, 974, 1249, 1461, 1948, 2435, 2498, 2922, 3747, 3896, 4870, 4996, 5844, 6245, 7305, 7494, 9740, 9992, 11688, 12490, 14610, 14988, 18735, 19480, 24980, 29220, 29976, 37470, 49960, 58440, 74940, 149880, 608263, 1216526, 1824789, 2433052, 3041315, 3649578, 4866104, 6082630, 7299156, 9123945, 12165260, 14598312, 18247890, 24330520, 36495780, 72991560]

約数ペア:

[(1, 72991560), (2, 36495780), (3, 24330520), (4, 18247890), (5, 14598312), (6, 12165260), (8, 9123945), (10, 7299156), (12, 6082630), (15, 4866104), (20, 3649578), (24, 3041315), (30, 2433052), (40, 1824789), (60, 1216526), (120, 608263), (487, 149880), (974, 74940), (1249, 58440), (1461, 49960), (1948, 37470), (2435, 29976), (2498, 29220), (2922, 24980), (3747, 19480), (3896, 18735), (4870, 14988), (4996, 14610), (5844, 12490), (6245, 11688), (7305, 9992), (7494, 9740)]