31059280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1556

約数の個数: 80

約数和(自身を含む): 84816000

約数和(自身を除く): 53756720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 1499, 2072, 2590, 2960, 2998, 4144, 5180, 5996, 7495, 10360, 10493, 11992, 14990, 20720, 20986, 23984, 29980, 41972, 52465, 55463, 59960, 83944, 104930, 110926, 119920, 167888, 209860, 221852, 277315, 388241, 419720, 443704, 554630, 776482, 839440, 887408, 1109260, 1552964, 1941205, 2218520, 3105928, 3882410, 4437040, 6211856, 7764820, 15529640, 31059280]

約数ペア:

[(1, 31059280), (2, 15529640), (4, 7764820), (5, 6211856), (7, 4437040), (8, 3882410), (10, 3105928), (14, 2218520), (16, 1941205), (20, 1552964), (28, 1109260), (35, 887408), (37, 839440), (40, 776482), (56, 554630), (70, 443704), (74, 419720), (80, 388241), (112, 277315), (140, 221852), (148, 209860), (185, 167888), (259, 119920), (280, 110926), (296, 104930), (370, 83944), (518, 59960), (560, 55463), (592, 52465), (740, 41972), (1036, 29980), (1295, 23984), (1480, 20986), (1499, 20720), (2072, 14990), (2590, 11992), (2960, 10493), (2998, 10360), (4144, 7495), (5180, 5996)]