259332040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{4871}}^1$

素因数の和:4915

約数の個数: 64

約数和(自身を含む): 641934720

約数和(自身を除く): 382602680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 1331, 2420, 2662, 4840, 4871, 5324, 6655, 9742, 10648, 13310, 19484, 24355, 26620, 38968, 48710, 53240, 53581, 97420, 107162, 194840, 214324, 267905, 428648, 535810, 589391, 1071620, 1178782, 2143240, 2357564, 2946955, 4715128, 5893910, 6483301, 11787820, 12966602, 23575640, 25933204, 32416505, 51866408, 64833010, 129666020, 259332040]

約数ペア:

[(1, 259332040), (2, 129666020), (4, 64833010), (5, 51866408), (8, 32416505), (10, 25933204), (11, 23575640), (20, 12966602), (22, 11787820), (40, 6483301), (44, 5893910), (55, 4715128), (88, 2946955), (110, 2357564), (121, 2143240), (220, 1178782), (242, 1071620), (440, 589391), (484, 535810), (605, 428648), (968, 267905), (1210, 214324), (1331, 194840), (2420, 107162), (2662, 97420), (4840, 53581), (4871, 53240), (5324, 48710), (6655, 38968), (9742, 26620), (10648, 24355), (13310, 19484)]