51765360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{215689}}^1$

素因数の和:215705

約数の個数: 40

約数和(自身を含む): 160473360

約数和(自身を除く): 108708000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 215689, 431378, 647067, 862756, 1078445, 1294134, 1725512, 2156890, 2588268, 3235335, 3451024, 4313780, 5176536, 6470670, 8627560, 10353072, 12941340, 17255120, 25882680, 51765360]

約数ペア:

[(1, 51765360), (2, 25882680), (3, 17255120), (4, 12941340), (5, 10353072), (6, 8627560), (8, 6470670), (10, 5176536), (12, 4313780), (15, 3451024), (16, 3235335), (20, 2588268), (24, 2156890), (30, 1725512), (40, 1294134), (48, 1078445), (60, 862756), (80, 647067), (120, 431378), (240, 215689)]