676890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 1900800

約数和(自身を除く): 1223910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 109, 115, 135, 138, 207, 218, 230, 270, 327, 345, 414, 545, 621, 654, 690, 981, 1035, 1090, 1242, 1635, 1962, 2070, 2507, 2943, 3105, 3270, 4905, 5014, 5886, 6210, 7521, 9810, 12535, 14715, 15042, 22563, 25070, 29430, 37605, 45126, 67689, 75210, 112815, 135378, 225630, 338445, 676890]

約数ペア:

[(1, 676890), (2, 338445), (3, 225630), (5, 135378), (6, 112815), (9, 75210), (10, 67689), (15, 45126), (18, 37605), (23, 29430), (27, 25070), (30, 22563), (45, 15042), (46, 14715), (54, 12535), (69, 9810), (90, 7521), (109, 6210), (115, 5886), (135, 5014), (138, 4905), (207, 3270), (218, 3105), (230, 2943), (270, 2507), (327, 2070), (345, 1962), (414, 1635), (545, 1242), (621, 1090), (654, 1035), (690, 981)]