151018340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2671}}^1$

素因数の和:2948

約数の個数: 48

約数和(自身を含む): 347445504

約数和(自身を除く): 196427164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 1028, 1285, 2570, 2671, 2827, 5140, 5342, 5654, 10684, 11308, 13355, 14135, 26710, 28270, 29381, 53420, 56540, 58762, 117524, 146905, 293810, 587620, 686447, 1372894, 2745788, 3432235, 6864470, 7550917, 13728940, 15101834, 30203668, 37754585, 75509170, 151018340]

約数ペア:

[(1, 151018340), (2, 75509170), (4, 37754585), (5, 30203668), (10, 15101834), (11, 13728940), (20, 7550917), (22, 6864470), (44, 3432235), (55, 2745788), (110, 1372894), (220, 686447), (257, 587620), (514, 293810), (1028, 146905), (1285, 117524), (2570, 58762), (2671, 56540), (2827, 53420), (5140, 29381), (5342, 28270), (5654, 26710), (10684, 14135), (11308, 13355)]