18423060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 53084640

約数和(自身を除く): 34661580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 139, 141, 188, 235, 278, 282, 417, 470, 556, 564, 695, 705, 834, 940, 1390, 1410, 1668, 2085, 2209, 2780, 2820, 4170, 4418, 6533, 6627, 8340, 8836, 11045, 13066, 13254, 19599, 22090, 26132, 26508, 32665, 33135, 39198, 44180, 65330, 66270, 78396, 97995, 130660, 132540, 195990, 307051, 391980, 614102, 921153, 1228204, 1535255, 1842306, 3070510, 3684612, 4605765, 6141020, 9211530, 18423060]

約数ペア:

[(1, 18423060), (2, 9211530), (3, 6141020), (4, 4605765), (5, 3684612), (6, 3070510), (10, 1842306), (12, 1535255), (15, 1228204), (20, 921153), (30, 614102), (47, 391980), (60, 307051), (94, 195990), (139, 132540), (141, 130660), (188, 97995), (235, 78396), (278, 66270), (282, 65330), (417, 44180), (470, 39198), (556, 33135), (564, 32665), (695, 26508), (705, 26132), (834, 22090), (940, 19599), (1390, 13254), (1410, 13066), (1668, 11045), (2085, 8836), (2209, 8340), (2780, 6627), (2820, 6533), (4170, 4418)]