260289756

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{81239}}^1$

素因数の和:81338

約数の個数: 36

約数和(自身を含む): 665355600

約数和(自身を除く): 405065844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 81239, 162478, 243717, 324956, 487434, 731151, 974868, 1462302, 2924604, 7230271, 14460542, 21690813, 28921084, 43381626, 65072439, 86763252, 130144878, 260289756]

約数ペア:

[(1, 260289756), (2, 130144878), (3, 86763252), (4, 65072439), (6, 43381626), (9, 28921084), (12, 21690813), (18, 14460542), (36, 7230271), (89, 2924604), (178, 1462302), (267, 974868), (356, 731151), (534, 487434), (801, 324956), (1068, 243717), (1602, 162478), (3204, 81239)]