71280888

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{1237}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 208058280

約数和(自身を除く): 136777392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1237, 1372, 2058, 2401, 2474, 2744, 3711, 4116, 4802, 4948, 7203, 7422, 8232, 8659, 9604, 9896, 14406, 14844, 17318, 19208, 25977, 28812, 29688, 34636, 51954, 57624, 60613, 69272, 103908, 121226, 181839, 207816, 242452, 363678, 424291, 484904, 727356, 848582, 1272873, 1454712, 1697164, 2545746, 2970037, 3394328, 5091492, 5940074, 8910111, 10182984, 11880148, 17820222, 23760296, 35640444, 71280888]

約数ペア:

[(1, 71280888), (2, 35640444), (3, 23760296), (4, 17820222), (6, 11880148), (7, 10182984), (8, 8910111), (12, 5940074), (14, 5091492), (21, 3394328), (24, 2970037), (28, 2545746), (42, 1697164), (49, 1454712), (56, 1272873), (84, 848582), (98, 727356), (147, 484904), (168, 424291), (196, 363678), (294, 242452), (343, 207816), (392, 181839), (588, 121226), (686, 103908), (1029, 69272), (1176, 60613), (1237, 57624), (1372, 51954), (2058, 34636), (2401, 29688), (2474, 28812), (2744, 25977), (3711, 19208), (4116, 17318), (4802, 14844), (4948, 14406), (7203, 9896), (7422, 9604), (8232, 8659)]