131016540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{70439}}^1$

素因数の和:70482

約数の個数: 48

約数和(自身を含む): 378685440

約数和(自身を除く): 247668900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 70439, 140878, 211317, 281756, 352195, 422634, 704390, 845268, 1056585, 1408780, 2113170, 2183609, 4226340, 4367218, 6550827, 8734436, 10918045, 13101654, 21836090, 26203308, 32754135, 43672180, 65508270, 131016540]

約数ペア:

[(1, 131016540), (2, 65508270), (3, 43672180), (4, 32754135), (5, 26203308), (6, 21836090), (10, 13101654), (12, 10918045), (15, 8734436), (20, 6550827), (30, 4367218), (31, 4226340), (60, 2183609), (62, 2113170), (93, 1408780), (124, 1056585), (155, 845268), (186, 704390), (310, 422634), (372, 352195), (465, 281756), (620, 211317), (930, 140878), (1860, 70439)]