256551696

素因数分解:

$2^4\times 3^2\times {\mathrm{1781609}}^1$

素因数の和:1781623

約数の個数: 30

約数和(自身を含む): 717988830

約数和(自身を除く): 461437134

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1781609, 3563218, 5344827, 7126436, 10689654, 14252872, 16034481, 21379308, 28505744, 32068962, 42758616, 64137924, 85517232, 128275848, 256551696]

約数ペア:

[(1, 256551696), (2, 128275848), (3, 85517232), (4, 64137924), (6, 42758616), (8, 32068962), (9, 28505744), (12, 21379308), (16, 16034481), (18, 14252872), (24, 10689654), (36, 7126436), (48, 5344827), (72, 3563218), (144, 1781609)]