157218740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{2053}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 378198912

約数和(自身を除く): 220980172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 547, 1094, 2053, 2188, 2735, 3829, 4106, 5470, 7658, 8212, 10265, 10940, 14371, 15316, 19145, 20530, 28742, 38290, 41060, 57484, 71855, 76580, 143710, 287420, 1122991, 2245982, 4491964, 5614955, 7860937, 11229910, 15721874, 22459820, 31443748, 39304685, 78609370, 157218740]

約数ペア:

[(1, 157218740), (2, 78609370), (4, 39304685), (5, 31443748), (7, 22459820), (10, 15721874), (14, 11229910), (20, 7860937), (28, 5614955), (35, 4491964), (70, 2245982), (140, 1122991), (547, 287420), (1094, 143710), (2053, 76580), (2188, 71855), (2735, 57484), (3829, 41060), (4106, 38290), (5470, 28742), (7658, 20530), (8212, 19145), (10265, 15316), (10940, 14371)]