90030120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1709}}^1$

素因数の和:2162

約数の個数: 64

約数和(自身を含む): 270864000

約数和(自身を除く): 180833880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 878, 1317, 1709, 1756, 2195, 2634, 3418, 3512, 4390, 5127, 5268, 6585, 6836, 8545, 8780, 10254, 10536, 13170, 13672, 17090, 17560, 20508, 25635, 26340, 34180, 41016, 51270, 52680, 68360, 102540, 205080, 750251, 1500502, 2250753, 3001004, 3751255, 4501506, 6002008, 7502510, 9003012, 11253765, 15005020, 18006024, 22507530, 30010040, 45015060, 90030120]

約数ペア:

[(1, 90030120), (2, 45015060), (3, 30010040), (4, 22507530), (5, 18006024), (6, 15005020), (8, 11253765), (10, 9003012), (12, 7502510), (15, 6002008), (20, 4501506), (24, 3751255), (30, 3001004), (40, 2250753), (60, 1500502), (120, 750251), (439, 205080), (878, 102540), (1317, 68360), (1709, 52680), (1756, 51270), (2195, 41016), (2634, 34180), (3418, 26340), (3512, 25635), (4390, 20508), (5127, 17560), (5268, 17090), (6585, 13672), (6836, 13170), (8545, 10536), (8780, 10254)]