148931360

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21647}}^1$

素因数の和:21705

約数の個数: 48

約数和(自身を含む): 360049536

約数和(自身を除く): 211118176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 21647, 43294, 86588, 108235, 173176, 216470, 346352, 432940, 692704, 865880, 930821, 1731760, 1861642, 3463520, 3723284, 4654105, 7446568, 9308210, 14893136, 18616420, 29786272, 37232840, 74465680, 148931360]

約数ペア:

[(1, 148931360), (2, 74465680), (4, 37232840), (5, 29786272), (8, 18616420), (10, 14893136), (16, 9308210), (20, 7446568), (32, 4654105), (40, 3723284), (43, 3463520), (80, 1861642), (86, 1731760), (160, 930821), (172, 865880), (215, 692704), (344, 432940), (430, 346352), (688, 216470), (860, 173176), (1376, 108235), (1720, 86588), (3440, 43294), (6880, 21647)]