90390120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3001}}^1$

素因数の和:3266

約数の個数: 64

約数和(自身を含む): 272341440

約数和(自身を除く): 181951320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3001, 3012, 3765, 5020, 6002, 6024, 7530, 9003, 10040, 12004, 15005, 15060, 18006, 24008, 30010, 30120, 36012, 45015, 60020, 72024, 90030, 120040, 180060, 360120, 753251, 1506502, 2259753, 3013004, 3766255, 4519506, 6026008, 7532510, 9039012, 11298765, 15065020, 18078024, 22597530, 30130040, 45195060, 90390120]

約数ペア:

[(1, 90390120), (2, 45195060), (3, 30130040), (4, 22597530), (5, 18078024), (6, 15065020), (8, 11298765), (10, 9039012), (12, 7532510), (15, 6026008), (20, 4519506), (24, 3766255), (30, 3013004), (40, 2259753), (60, 1506502), (120, 753251), (251, 360120), (502, 180060), (753, 120040), (1004, 90030), (1255, 72024), (1506, 60020), (2008, 45015), (2510, 36012), (3001, 30120), (3012, 30010), (3765, 24008), (5020, 18006), (6002, 15060), (6024, 15005), (7530, 12004), (9003, 10040)]