280166406

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 629207040

約数和(自身を除く): 349040634

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 109, 186, 218, 327, 403, 654, 806, 1063, 1209, 1417, 2126, 2418, 2834, 3189, 3379, 4251, 6378, 6758, 8502, 10137, 13819, 20274, 27638, 32953, 41457, 43927, 65906, 82914, 87854, 98859, 115867, 131781, 197718, 231734, 263562, 347601, 428389, 695202, 856778, 1285167, 1506271, 2570334, 3012542, 3591877, 4518813, 7183754, 9037626, 10775631, 21551262, 46694401, 93388802, 140083203, 280166406]

約数ペア:

[(1, 280166406), (2, 140083203), (3, 93388802), (6, 46694401), (13, 21551262), (26, 10775631), (31, 9037626), (39, 7183754), (62, 4518813), (78, 3591877), (93, 3012542), (109, 2570334), (186, 1506271), (218, 1285167), (327, 856778), (403, 695202), (654, 428389), (806, 347601), (1063, 263562), (1209, 231734), (1417, 197718), (2126, 131781), (2418, 115867), (2834, 98859), (3189, 87854), (3379, 82914), (4251, 65906), (6378, 43927), (6758, 41457), (8502, 32953), (10137, 27638), (13819, 20274)]