138622920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4111}}^1$

素因数の和:4406

約数の個数: 64

約数和(自身を含む): 417450240

約数和(自身を除く): 278827320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 562, 843, 1124, 1405, 1686, 2248, 2810, 3372, 4111, 4215, 5620, 6744, 8222, 8430, 11240, 12333, 16444, 16860, 20555, 24666, 32888, 33720, 41110, 49332, 61665, 82220, 98664, 123330, 164440, 246660, 493320, 1155191, 2310382, 3465573, 4620764, 5775955, 6931146, 9241528, 11551910, 13862292, 17327865, 23103820, 27724584, 34655730, 46207640, 69311460, 138622920]

約数ペア:

[(1, 138622920), (2, 69311460), (3, 46207640), (4, 34655730), (5, 27724584), (6, 23103820), (8, 17327865), (10, 13862292), (12, 11551910), (15, 9241528), (20, 6931146), (24, 5775955), (30, 4620764), (40, 3465573), (60, 2310382), (120, 1155191), (281, 493320), (562, 246660), (843, 164440), (1124, 123330), (1405, 98664), (1686, 82220), (2248, 61665), (2810, 49332), (3372, 41110), (4111, 33720), (4215, 32888), (5620, 24666), (6744, 20555), (8222, 16860), (8430, 16444), (11240, 12333)]