74915640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{208099}}^1$

素因数の和:208116

約数の個数: 48

約数和(自身を含む): 243477000

約数和(自身を除く): 168561360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 208099, 416198, 624297, 832396, 1040495, 1248594, 1664792, 1872891, 2080990, 2497188, 3121485, 3745782, 4161980, 4994376, 6242970, 7491564, 8323960, 9364455, 12485940, 14983128, 18728910, 24971880, 37457820, 74915640]

約数ペア:

[(1, 74915640), (2, 37457820), (3, 24971880), (4, 18728910), (5, 14983128), (6, 12485940), (8, 9364455), (9, 8323960), (10, 7491564), (12, 6242970), (15, 4994376), (18, 4161980), (20, 3745782), (24, 3121485), (30, 2497188), (36, 2080990), (40, 1872891), (45, 1664792), (60, 1248594), (72, 1040495), (90, 832396), (120, 624297), (180, 416198), (360, 208099)]