172393870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 348986880

約数和(自身を除く): 176593010

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 101, 110, 118, 202, 263, 295, 505, 526, 590, 649, 1010, 1111, 1298, 1315, 2222, 2630, 2893, 3245, 5555, 5786, 5959, 6490, 11110, 11918, 14465, 15517, 26563, 28930, 29795, 31034, 53126, 59590, 65549, 77585, 131098, 132815, 155170, 170687, 265630, 292193, 327745, 341374, 584386, 655490, 853435, 1460965, 1567217, 1706870, 2921930, 3134434, 7836085, 15672170, 17239387, 34478774, 86196935, 172393870]

約数ペア:

[(1, 172393870), (2, 86196935), (5, 34478774), (10, 17239387), (11, 15672170), (22, 7836085), (55, 3134434), (59, 2921930), (101, 1706870), (110, 1567217), (118, 1460965), (202, 853435), (263, 655490), (295, 584386), (505, 341374), (526, 327745), (590, 292193), (649, 265630), (1010, 170687), (1111, 155170), (1298, 132815), (1315, 131098), (2222, 77585), (2630, 65549), (2893, 59590), (3245, 53126), (5555, 31034), (5786, 29795), (5959, 28930), (6490, 26563), (11110, 15517), (11918, 14465)]