127796940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{78887}}^1$

素因数の和:78908

約数の個数: 60

約数和(自身を含む): 400908816

約数和(自身を除く): 273111876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 78887, 157774, 236661, 315548, 394435, 473322, 709983, 788870, 946644, 1183305, 1419966, 1577740, 2129949, 2366610, 2839932, 3549915, 4259898, 4733220, 6389847, 7099830, 8519796, 10649745, 12779694, 14199660, 21299490, 25559388, 31949235, 42598980, 63898470, 127796940]

約数ペア:

[(1, 127796940), (2, 63898470), (3, 42598980), (4, 31949235), (5, 25559388), (6, 21299490), (9, 14199660), (10, 12779694), (12, 10649745), (15, 8519796), (18, 7099830), (20, 6389847), (27, 4733220), (30, 4259898), (36, 3549915), (45, 2839932), (54, 2366610), (60, 2129949), (81, 1577740), (90, 1419966), (108, 1183305), (135, 946644), (162, 788870), (180, 709983), (270, 473322), (324, 394435), (405, 315548), (540, 236661), (810, 157774), (1620, 78887)]