80212356

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{11789}}^1$

素因数の和:11815

約数の個数: 72

約数和(自身を含む): 240327360

約数和(自身を除く): 160115004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 11789, 23578, 35367, 47156, 70734, 82523, 106101, 141468, 165046, 212202, 247569, 318303, 330092, 424404, 495138, 636606, 742707, 954909, 990276, 1273212, 1485414, 1909818, 2228121, 2864727, 2970828, 3819636, 4456242, 5729454, 6684363, 8912484, 11458908, 13368726, 20053089, 26737452, 40106178, 80212356]

約数ペア:

[(1, 80212356), (2, 40106178), (3, 26737452), (4, 20053089), (6, 13368726), (7, 11458908), (9, 8912484), (12, 6684363), (14, 5729454), (18, 4456242), (21, 3819636), (27, 2970828), (28, 2864727), (36, 2228121), (42, 1909818), (54, 1485414), (63, 1273212), (81, 990276), (84, 954909), (108, 742707), (126, 636606), (162, 495138), (189, 424404), (243, 330092), (252, 318303), (324, 247569), (378, 212202), (486, 165046), (567, 141468), (756, 106101), (972, 82523), (1134, 70734), (1701, 47156), (2268, 35367), (3402, 23578), (6804, 11789)]