717480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1993}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 2332980

約数和(自身を除く): 1615500

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, 1993, 3986, 5979, 7972, 9965, 11958, 15944, 17937, 19930, 23916, 29895, 35874, 39860, 47832, 59790, 71748, 79720, 89685, 119580, 143496, 179370, 239160, 358740, 717480]

約数ペア:

[(1, 717480), (2, 358740), (3, 239160), (4, 179370), (5, 143496), (6, 119580), (8, 89685), (9, 79720), (10, 71748), (12, 59790), (15, 47832), (18, 39860), (20, 35874), (24, 29895), (30, 23916), (36, 19930), (40, 17937), (45, 15944), (60, 11958), (72, 9965), (90, 7972), (120, 5979), (180, 3986), (360, 1993)]