30917820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7691}}^1$

素因数の和:7770

約数の個数: 48

約数和(自身を含む): 87873408

約数和(自身を除く): 56955588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 7691, 15382, 23073, 30764, 38455, 46146, 76910, 92292, 115365, 153820, 230730, 461460, 515297, 1030594, 1545891, 2061188, 2576485, 3091782, 5152970, 6183564, 7729455, 10305940, 15458910, 30917820]

約数ペア:

[(1, 30917820), (2, 15458910), (3, 10305940), (4, 7729455), (5, 6183564), (6, 5152970), (10, 3091782), (12, 2576485), (15, 2061188), (20, 1545891), (30, 1030594), (60, 515297), (67, 461460), (134, 230730), (201, 153820), (268, 115365), (335, 92292), (402, 76910), (670, 46146), (804, 38455), (1005, 30764), (1340, 23073), (2010, 15382), (4020, 7691)]