54080040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{64381}}^1$

素因数の和:64402

約数の個数: 64

約数和(自身を含む): 185420160

約数和(自身を除く): 131340120

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, 64381, 128762, 193143, 257524, 321905, 386286, 450667, 515048, 643810, 772572, 901334, 965715, 1287620, 1352001, 1545144, 1802668, 1931430, 2253335, 2575240, 2704002, 3605336, 3862860, 4506670, 5408004, 6760005, 7725720, 9013340, 10816008, 13520010, 18026680, 27040020, 54080040]

約数ペア:

[(1, 54080040), (2, 27040020), (3, 18026680), (4, 13520010), (5, 10816008), (6, 9013340), (7, 7725720), (8, 6760005), (10, 5408004), (12, 4506670), (14, 3862860), (15, 3605336), (20, 2704002), (21, 2575240), (24, 2253335), (28, 1931430), (30, 1802668), (35, 1545144), (40, 1352001), (42, 1287620), (56, 965715), (60, 901334), (70, 772572), (84, 643810), (105, 515048), (120, 450667), (140, 386286), (168, 321905), (210, 257524), (280, 193143), (420, 128762), (840, 64381)]