30702840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{36551}}^1$

素因数の和:36572

約数の個数: 64

約数和(自身を含む): 105269760

約数和(自身を除く): 74566920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 36551, 73102, 109653, 146204, 182755, 219306, 255857, 292408, 365510, 438612, 511714, 548265, 731020, 767571, 877224, 1023428, 1096530, 1279285, 1462040, 1535142, 2046856, 2193060, 2558570, 3070284, 3837855, 4386120, 5117140, 6140568, 7675710, 10234280, 15351420, 30702840]

約数ペア:

[(1, 30702840), (2, 15351420), (3, 10234280), (4, 7675710), (5, 6140568), (6, 5117140), (7, 4386120), (8, 3837855), (10, 3070284), (12, 2558570), (14, 2193060), (15, 2046856), (20, 1535142), (21, 1462040), (24, 1279285), (28, 1096530), (30, 1023428), (35, 877224), (40, 767571), (42, 731020), (56, 548265), (60, 511714), (70, 438612), (84, 365510), (105, 292408), (120, 255857), (140, 219306), (168, 182755), (210, 146204), (280, 109653), (420, 73102), (840, 36551)]