249133670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 478241280

約数和(自身を除く): 229107610

約数列:

[1, 2, 5, 10, 31, 62, 73, 101, 109, 146, 155, 202, 218, 310, 365, 505, 545, 730, 1010, 1090, 2263, 3131, 3379, 4526, 6262, 6758, 7373, 7957, 11009, 11315, 14746, 15655, 15914, 16895, 22018, 22630, 31310, 33790, 36865, 39785, 55045, 73730, 79570, 110090, 228563, 246667, 341279, 457126, 493334, 682558, 803657, 1142815, 1233335, 1607314, 1706395, 2285630, 2466670, 3412790, 4018285, 8036570, 24913367, 49826734, 124566835, 249133670]

約数ペア:

[(1, 249133670), (2, 124566835), (5, 49826734), (10, 24913367), (31, 8036570), (62, 4018285), (73, 3412790), (101, 2466670), (109, 2285630), (146, 1706395), (155, 1607314), (202, 1233335), (218, 1142815), (310, 803657), (365, 682558), (505, 493334), (545, 457126), (730, 341279), (1010, 246667), (1090, 228563), (2263, 110090), (3131, 79570), (3379, 73730), (4526, 55045), (6262, 39785), (6758, 36865), (7373, 33790), (7957, 31310), (11009, 22630), (11315, 22018), (14746, 16895), (15655, 15914)]