256424844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{56681}}^1$

素因数の和:56730

約数の個数: 48

約数和(自身を含む): 666580320

約数和(自身を除く): 410155476

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 174, 348, 377, 754, 1131, 1508, 2262, 4524, 56681, 113362, 170043, 226724, 340086, 680172, 736853, 1473706, 1643749, 2210559, 2947412, 3287498, 4421118, 4931247, 6574996, 8842236, 9862494, 19724988, 21368737, 42737474, 64106211, 85474948, 128212422, 256424844]

約数ペア:

[(1, 256424844), (2, 128212422), (3, 85474948), (4, 64106211), (6, 42737474), (12, 21368737), (13, 19724988), (26, 9862494), (29, 8842236), (39, 6574996), (52, 4931247), (58, 4421118), (78, 3287498), (87, 2947412), (116, 2210559), (156, 1643749), (174, 1473706), (348, 736853), (377, 680172), (754, 340086), (1131, 226724), (1508, 170043), (2262, 113362), (4524, 56681)]