256357368

素因数分解:

$2^3\times 3^2\times {\mathrm{3560519}}^1$

素因数の和:3560531

約数の個数: 24

約数和(自身を含む): 694301400

約数和(自身を除く): 437944032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3560519, 7121038, 10681557, 14242076, 21363114, 28484152, 32044671, 42726228, 64089342, 85452456, 128178684, 256357368]

約数ペア:

[(1, 256357368), (2, 128178684), (3, 85452456), (4, 64089342), (6, 42726228), (8, 32044671), (9, 28484152), (12, 21363114), (18, 14242076), (24, 10681557), (36, 7121038), (72, 3560519)]