291026512

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 672179200

約数和(自身を除く): 381152688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 109, 112, 124, 217, 218, 248, 434, 436, 496, 763, 769, 868, 872, 1526, 1538, 1736, 1744, 3052, 3076, 3379, 3472, 5383, 6104, 6152, 6758, 10766, 12208, 12304, 13516, 21532, 23653, 23839, 27032, 43064, 47306, 47678, 54064, 83821, 86128, 94612, 95356, 166873, 167642, 189224, 190712, 333746, 335284, 378448, 381424, 586747, 667492, 670568, 1173494, 1334984, 1341136, 2346988, 2598451, 2669968, 4693976, 5196902, 9387952, 10393804, 18189157, 20787608, 36378314, 41575216, 72756628, 145513256, 291026512]

約数ペア:

[(1, 291026512), (2, 145513256), (4, 72756628), (7, 41575216), (8, 36378314), (14, 20787608), (16, 18189157), (28, 10393804), (31, 9387952), (56, 5196902), (62, 4693976), (109, 2669968), (112, 2598451), (124, 2346988), (217, 1341136), (218, 1334984), (248, 1173494), (434, 670568), (436, 667492), (496, 586747), (763, 381424), (769, 378448), (868, 335284), (872, 333746), (1526, 190712), (1538, 189224), (1736, 167642), (1744, 166873), (3052, 95356), (3076, 94612), (3379, 86128), (3472, 83821), (5383, 54064), (6104, 47678), (6152, 47306), (6758, 43064), (10766, 27032), (12208, 23839), (12304, 23653), (13516, 21532)]