643136880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2679737}}^1$

素因数の和:2679753

約数の個数: 40

約数和(自身を含む): 1993725072

約数和(自身を除く): 1350588192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2679737, 5359474, 8039211, 10718948, 13398685, 16078422, 21437896, 26797370, 32156844, 40196055, 42875792, 53594740, 64313688, 80392110, 107189480, 128627376, 160784220, 214378960, 321568440, 643136880]

約数ペア:

[(1, 643136880), (2, 321568440), (3, 214378960), (4, 160784220), (5, 128627376), (6, 107189480), (8, 80392110), (10, 64313688), (12, 53594740), (15, 42875792), (16, 40196055), (20, 32156844), (24, 26797370), (30, 21437896), (40, 16078422), (48, 13398685), (60, 10718948), (80, 8039211), (120, 5359474), (240, 2679737)]