143736740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{16831}}^1$

素因数の和:16908

約数の個数: 48

約数和(自身を含む): 350644224

約数和(自身を除く): 206907484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 16831, 33662, 67324, 84155, 117817, 168310, 235634, 336620, 471268, 589085, 1026691, 1178170, 2053382, 2356340, 4106764, 5133455, 7186837, 10266910, 14373674, 20533820, 28747348, 35934185, 71868370, 143736740]

約数ペア:

[(1, 143736740), (2, 71868370), (4, 35934185), (5, 28747348), (7, 20533820), (10, 14373674), (14, 10266910), (20, 7186837), (28, 5133455), (35, 4106764), (61, 2356340), (70, 2053382), (122, 1178170), (140, 1026691), (244, 589085), (305, 471268), (427, 336620), (610, 235634), (854, 168310), (1220, 117817), (1708, 84155), (2135, 67324), (4270, 33662), (8540, 16831)]