320475528

素因数分解:

$2^3\times 3^4\times {\mathrm{494561}}^1$

素因数の和:494579

約数の個数: 40

約数和(自身を含む): 897630030

約数和(自身を除く): 577154502

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 494561, 989122, 1483683, 1978244, 2967366, 3956488, 4451049, 5934732, 8902098, 11869464, 13353147, 17804196, 26706294, 35608392, 40059441, 53412588, 80118882, 106825176, 160237764, 320475528]

約数ペア:

[(1, 320475528), (2, 160237764), (3, 106825176), (4, 80118882), (6, 53412588), (8, 40059441), (9, 35608392), (12, 26706294), (18, 17804196), (24, 13353147), (27, 11869464), (36, 8902098), (54, 5934732), (72, 4451049), (81, 3956488), (108, 2967366), (162, 1978244), (216, 1483683), (324, 989122), (648, 494561)]