268580528

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{3449}}^1$

素因数の和:3645

約数の個数: 40

約数和(自身を含む): 540739200

約数和(自身を除く): 272158672

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 157, 248, 314, 496, 628, 1256, 2512, 3449, 4867, 6898, 9734, 13796, 19468, 27592, 38936, 55184, 77872, 106919, 213838, 427676, 541493, 855352, 1082986, 1710704, 2165972, 4331944, 8663888, 16786283, 33572566, 67145132, 134290264, 268580528]

約数ペア:

[(1, 268580528), (2, 134290264), (4, 67145132), (8, 33572566), (16, 16786283), (31, 8663888), (62, 4331944), (124, 2165972), (157, 1710704), (248, 1082986), (314, 855352), (496, 541493), (628, 427676), (1256, 213838), (2512, 106919), (3449, 77872), (4867, 55184), (6898, 38936), (9734, 27592), (13796, 19468)]