256346736

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{124199}}^1$

素因数の和:124253

約数の個数: 40

約数和(自身を含む): 677635200

約数和(自身を除く): 421288464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 124199, 248398, 372597, 496796, 745194, 993592, 1490388, 1987184, 2980776, 5340557, 5961552, 10681114, 16021671, 21362228, 32043342, 42724456, 64086684, 85448912, 128173368, 256346736]

約数ペア:

[(1, 256346736), (2, 128173368), (3, 85448912), (4, 64086684), (6, 42724456), (8, 32043342), (12, 21362228), (16, 16021671), (24, 10681114), (43, 5961552), (48, 5340557), (86, 2980776), (129, 1987184), (172, 1490388), (258, 993592), (344, 745194), (516, 496796), (688, 372597), (1032, 248398), (2064, 124199)]