31411740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^2$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 90902448

約数和(自身を除く): 59490708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 113, 123, 164, 205, 226, 246, 339, 410, 452, 492, 565, 615, 678, 820, 1130, 1230, 1356, 1695, 2260, 2460, 3390, 4633, 6780, 9266, 12769, 13899, 18532, 23165, 25538, 27798, 38307, 46330, 51076, 55596, 63845, 69495, 76614, 92660, 127690, 138990, 153228, 191535, 255380, 277980, 383070, 523529, 766140, 1047058, 1570587, 2094116, 2617645, 3141174, 5235290, 6282348, 7852935, 10470580, 15705870, 31411740]

約数ペア:

[(1, 31411740), (2, 15705870), (3, 10470580), (4, 7852935), (5, 6282348), (6, 5235290), (10, 3141174), (12, 2617645), (15, 2094116), (20, 1570587), (30, 1047058), (41, 766140), (60, 523529), (82, 383070), (113, 277980), (123, 255380), (164, 191535), (205, 153228), (226, 138990), (246, 127690), (339, 92660), (410, 76614), (452, 69495), (492, 63845), (565, 55596), (615, 51076), (678, 46330), (820, 38307), (1130, 27798), (1230, 25538), (1356, 23165), (1695, 18532), (2260, 13899), (2460, 12769), (3390, 9266), (4633, 6780)]