84630280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{739}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 218448000

約数和(自身を除く): 133817720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 409, 739, 818, 1478, 1636, 2045, 2863, 2956, 3272, 3695, 4090, 5173, 5726, 5912, 7390, 8180, 10346, 11452, 14315, 14780, 16360, 20692, 22904, 25865, 28630, 29560, 41384, 51730, 57260, 103460, 114520, 206920, 302251, 604502, 1209004, 1511255, 2115757, 2418008, 3022510, 4231514, 6045020, 8463028, 10578785, 12090040, 16926056, 21157570, 42315140, 84630280]

約数ペア:

[(1, 84630280), (2, 42315140), (4, 21157570), (5, 16926056), (7, 12090040), (8, 10578785), (10, 8463028), (14, 6045020), (20, 4231514), (28, 3022510), (35, 2418008), (40, 2115757), (56, 1511255), (70, 1209004), (140, 604502), (280, 302251), (409, 206920), (739, 114520), (818, 103460), (1478, 57260), (1636, 51730), (2045, 41384), (2863, 29560), (2956, 28630), (3272, 25865), (3695, 22904), (4090, 20692), (5173, 16360), (5726, 14780), (5912, 14315), (7390, 11452), (8180, 10346)]