140284620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{111337}}^1$

素因数の和:111359

約数の個数: 72

約数和(自身を含む): 486324384

約数和(自身を除く): 346039764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 111337, 222674, 334011, 445348, 556685, 668022, 779359, 1002033, 1113370, 1336044, 1558718, 1670055, 2004066, 2226740, 2338077, 3117436, 3340110, 3896795, 4008132, 4676154, 5010165, 6680220, 7014231, 7793590, 9352308, 10020330, 11690385, 14028462, 15587180, 20040660, 23380770, 28056924, 35071155, 46761540, 70142310, 140284620]

約数ペア:

[(1, 140284620), (2, 70142310), (3, 46761540), (4, 35071155), (5, 28056924), (6, 23380770), (7, 20040660), (9, 15587180), (10, 14028462), (12, 11690385), (14, 10020330), (15, 9352308), (18, 7793590), (20, 7014231), (21, 6680220), (28, 5010165), (30, 4676154), (35, 4008132), (36, 3896795), (42, 3340110), (45, 3117436), (60, 2338077), (63, 2226740), (70, 2004066), (84, 1670055), (90, 1558718), (105, 1336044), (126, 1113370), (140, 1002033), (180, 779359), (210, 668022), (252, 556685), (315, 445348), (420, 334011), (630, 222674), (1260, 111337)]