68456360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2243}}^1$

素因数の和:2370

約数の個数: 64

約数和(自身を含む): 177724800

約数和(自身を除く): 109268440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 2243, 3052, 3815, 4360, 4486, 6104, 7630, 8972, 11215, 15260, 15701, 17944, 22430, 30520, 31402, 44860, 62804, 78505, 89720, 125608, 157010, 244487, 314020, 488974, 628040, 977948, 1222435, 1711409, 1955896, 2444870, 3422818, 4889740, 6845636, 8557045, 9779480, 13691272, 17114090, 34228180, 68456360]

約数ペア:

[(1, 68456360), (2, 34228180), (4, 17114090), (5, 13691272), (7, 9779480), (8, 8557045), (10, 6845636), (14, 4889740), (20, 3422818), (28, 2444870), (35, 1955896), (40, 1711409), (56, 1222435), (70, 977948), (109, 628040), (140, 488974), (218, 314020), (280, 244487), (436, 157010), (545, 125608), (763, 89720), (872, 78505), (1090, 62804), (1526, 44860), (2180, 31402), (2243, 30520), (3052, 22430), (3815, 17944), (4360, 15701), (4486, 15260), (6104, 11215), (7630, 8972)]