918682360

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1\times {\mathrm{607}}^1$

素因数の和:1016

約数の個数: 64

約数和(自身を含む): 2092273920

約数和(自身を除く): 1173591560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 241, 314, 482, 607, 628, 785, 964, 1205, 1214, 1256, 1570, 1928, 2410, 2428, 3035, 3140, 4820, 4856, 6070, 6280, 9640, 12140, 24280, 37837, 75674, 95299, 146287, 151348, 189185, 190598, 292574, 302696, 378370, 381196, 476495, 585148, 731435, 756740, 762392, 952990, 1170296, 1462870, 1513480, 1905980, 2925740, 3811960, 5851480, 22967059, 45934118, 91868236, 114835295, 183736472, 229670590, 459341180, 918682360]

約数ペア:

[(1, 918682360), (2, 459341180), (4, 229670590), (5, 183736472), (8, 114835295), (10, 91868236), (20, 45934118), (40, 22967059), (157, 5851480), (241, 3811960), (314, 2925740), (482, 1905980), (607, 1513480), (628, 1462870), (785, 1170296), (964, 952990), (1205, 762392), (1214, 756740), (1256, 731435), (1570, 585148), (1928, 476495), (2410, 381196), (2428, 378370), (3035, 302696), (3140, 292574), (4820, 190598), (4856, 189185), (6070, 151348), (6280, 146287), (9640, 95299), (12140, 75674), (24280, 37837)]