157099640

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 364716000

約数和(自身を除く): 207616360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 149, 172, 215, 298, 344, 430, 596, 613, 745, 860, 1192, 1226, 1490, 1720, 2452, 2980, 3065, 4904, 5960, 6130, 6407, 12260, 12814, 24520, 25628, 26359, 32035, 51256, 52718, 64070, 91337, 105436, 128140, 131795, 182674, 210872, 256280, 263590, 365348, 456685, 527180, 730696, 913370, 1054360, 1826740, 3653480, 3927491, 7854982, 15709964, 19637455, 31419928, 39274910, 78549820, 157099640]

約数ペア:

[(1, 157099640), (2, 78549820), (4, 39274910), (5, 31419928), (8, 19637455), (10, 15709964), (20, 7854982), (40, 3927491), (43, 3653480), (86, 1826740), (149, 1054360), (172, 913370), (215, 730696), (298, 527180), (344, 456685), (430, 365348), (596, 263590), (613, 256280), (745, 210872), (860, 182674), (1192, 131795), (1226, 128140), (1490, 105436), (1720, 91337), (2452, 64070), (2980, 52718), (3065, 51256), (4904, 32035), (5960, 26359), (6130, 25628), (6407, 24520), (12260, 12814)]