157216360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2237}}^1$

素因数の和:2506

約数の個数: 64

約数和(自身を含む): 406062720

約数和(自身を除く): 248846360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 1004, 1255, 1757, 2008, 2237, 2510, 3514, 4474, 5020, 7028, 8785, 8948, 10040, 11185, 14056, 15659, 17570, 17896, 22370, 31318, 35140, 44740, 62636, 70280, 78295, 89480, 125272, 156590, 313180, 561487, 626360, 1122974, 2245948, 2807435, 3930409, 4491896, 5614870, 7860818, 11229740, 15721636, 19652045, 22459480, 31443272, 39304090, 78608180, 157216360]

約数ペア:

[(1, 157216360), (2, 78608180), (4, 39304090), (5, 31443272), (7, 22459480), (8, 19652045), (10, 15721636), (14, 11229740), (20, 7860818), (28, 5614870), (35, 4491896), (40, 3930409), (56, 2807435), (70, 2245948), (140, 1122974), (251, 626360), (280, 561487), (502, 313180), (1004, 156590), (1255, 125272), (1757, 89480), (2008, 78295), (2237, 70280), (2510, 62636), (3514, 44740), (4474, 35140), (5020, 31318), (7028, 22370), (8785, 17896), (8948, 17570), (10040, 15659), (11185, 14056)]