144489260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1049}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 311169600

約数和(自身を除く): 166680340

約数列:

[1, 2, 4, 5, 10, 20, 71, 97, 142, 194, 284, 355, 388, 485, 710, 970, 1049, 1420, 1940, 2098, 4196, 5245, 6887, 10490, 13774, 20980, 27548, 34435, 68870, 74479, 101753, 137740, 148958, 203506, 297916, 372395, 407012, 508765, 744790, 1017530, 1489580, 2035060, 7224463, 14448926, 28897852, 36122315, 72244630, 144489260]

約数ペア:

[(1, 144489260), (2, 72244630), (4, 36122315), (5, 28897852), (10, 14448926), (20, 7224463), (71, 2035060), (97, 1489580), (142, 1017530), (194, 744790), (284, 508765), (355, 407012), (388, 372395), (485, 297916), (710, 203506), (970, 148958), (1049, 137740), (1420, 101753), (1940, 74479), (2098, 68870), (4196, 34435), (5245, 27548), (6887, 20980), (10490, 13774)]