31142230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^2$

素因数の和:118

約数の個数: 72

約数和(自身を含む): 69359472

約数和(自身を除く): 38217242

約数列:

[1, 2, 5, 7, 10, 14, 23, 29, 35, 46, 58, 70, 115, 145, 161, 203, 230, 290, 322, 406, 529, 667, 805, 841, 1015, 1058, 1334, 1610, 1682, 2030, 2645, 3335, 3703, 4205, 4669, 5290, 5887, 6670, 7406, 8410, 9338, 11774, 15341, 18515, 19343, 23345, 29435, 30682, 37030, 38686, 46690, 58870, 76705, 96715, 107387, 135401, 153410, 193430, 214774, 270802, 444889, 536935, 677005, 889778, 1073870, 1354010, 2224445, 3114223, 4448890, 6228446, 15571115, 31142230]

約数ペア:

[(1, 31142230), (2, 15571115), (5, 6228446), (7, 4448890), (10, 3114223), (14, 2224445), (23, 1354010), (29, 1073870), (35, 889778), (46, 677005), (58, 536935), (70, 444889), (115, 270802), (145, 214774), (161, 193430), (203, 153410), (230, 135401), (290, 107387), (322, 96715), (406, 76705), (529, 58870), (667, 46690), (805, 38686), (841, 37030), (1015, 30682), (1058, 29435), (1334, 23345), (1610, 19343), (1682, 18515), (2030, 15341), (2645, 11774), (3335, 9338), (3703, 8410), (4205, 7406), (4669, 6670), (5290, 5887)]