259311930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1123}}^1$

素因数の和:1355

約数の個数: 64

約数和(自身を含む): 640949760

約数和(自身を除く): 381637830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 179, 215, 258, 358, 430, 537, 645, 895, 1074, 1123, 1290, 1790, 2246, 2685, 3369, 5370, 5615, 6738, 7697, 11230, 15394, 16845, 23091, 33690, 38485, 46182, 48289, 76970, 96578, 115455, 144867, 201017, 230910, 241445, 289734, 402034, 482890, 603051, 724335, 1005085, 1206102, 1448670, 2010170, 3015255, 6030510, 8643731, 17287462, 25931193, 43218655, 51862386, 86437310, 129655965, 259311930]

約数ペア:

[(1, 259311930), (2, 129655965), (3, 86437310), (5, 51862386), (6, 43218655), (10, 25931193), (15, 17287462), (30, 8643731), (43, 6030510), (86, 3015255), (129, 2010170), (179, 1448670), (215, 1206102), (258, 1005085), (358, 724335), (430, 603051), (537, 482890), (645, 402034), (895, 289734), (1074, 241445), (1123, 230910), (1290, 201017), (1790, 144867), (2246, 115455), (2685, 96578), (3369, 76970), (5370, 48289), (5615, 46182), (6738, 38485), (7697, 33690), (11230, 23091), (15394, 16845)]