164431980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{7193}}^1$

素因数の和:7335

約数の個数: 72

約数和(自身を含む): 502774272

約数和(自身を除く): 338342292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 7193, 7620, 11430, 14386, 21579, 22860, 28772, 35965, 43158, 64737, 71930, 86316, 107895, 129474, 143860, 215790, 258948, 323685, 431580, 647370, 913511, 1294740, 1827022, 2740533, 3654044, 4567555, 5481066, 8221599, 9135110, 10962132, 13702665, 16443198, 18270220, 27405330, 32886396, 41107995, 54810660, 82215990, 164431980]

約数ペア:

[(1, 164431980), (2, 82215990), (3, 54810660), (4, 41107995), (5, 32886396), (6, 27405330), (9, 18270220), (10, 16443198), (12, 13702665), (15, 10962132), (18, 9135110), (20, 8221599), (30, 5481066), (36, 4567555), (45, 3654044), (60, 2740533), (90, 1827022), (127, 1294740), (180, 913511), (254, 647370), (381, 431580), (508, 323685), (635, 258948), (762, 215790), (1143, 143860), (1270, 129474), (1524, 107895), (1905, 86316), (2286, 71930), (2540, 64737), (3810, 43158), (4572, 35965), (5715, 28772), (7193, 22860), (7620, 21579), (11430, 14386)]