123555180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{294179}}^1$

素因数の和:294198

約数の個数: 48

約数和(自身を含む): 395377920

約数和(自身を除く): 271822740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 294179, 588358, 882537, 1176716, 1470895, 1765074, 2059253, 2941790, 3530148, 4118506, 4412685, 5883580, 6177759, 8237012, 8825370, 10296265, 12355518, 17650740, 20592530, 24711036, 30888795, 41185060, 61777590, 123555180]

約数ペア:

[(1, 123555180), (2, 61777590), (3, 41185060), (4, 30888795), (5, 24711036), (6, 20592530), (7, 17650740), (10, 12355518), (12, 10296265), (14, 8825370), (15, 8237012), (20, 6177759), (21, 5883580), (28, 4412685), (30, 4118506), (35, 3530148), (42, 2941790), (60, 2059253), (70, 1765074), (84, 1470895), (105, 1176716), (140, 882537), (210, 588358), (420, 294179)]