66990480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{279127}}^1$

素因数の和:279143

約数の個数: 40

約数和(自身を含む): 207671232

約数和(自身を除く): 140680752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 279127, 558254, 837381, 1116508, 1395635, 1674762, 2233016, 2791270, 3349524, 4186905, 4466032, 5582540, 6699048, 8373810, 11165080, 13398096, 16747620, 22330160, 33495240, 66990480]

約数ペア:

[(1, 66990480), (2, 33495240), (3, 22330160), (4, 16747620), (5, 13398096), (6, 11165080), (8, 8373810), (10, 6699048), (12, 5582540), (15, 4466032), (16, 4186905), (20, 3349524), (24, 2791270), (30, 2233016), (40, 1674762), (48, 1395635), (60, 1116508), (80, 837381), (120, 558254), (240, 279127)]