51252720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213553}}^1$

素因数の和:213569

約数の個数: 40

約数和(自身を含む): 158884176

約数和(自身を除く): 107631456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213553, 427106, 640659, 854212, 1067765, 1281318, 1708424, 2135530, 2562636, 3203295, 3416848, 4271060, 5125272, 6406590, 8542120, 10250544, 12813180, 17084240, 25626360, 51252720]

約数ペア:

[(1, 51252720), (2, 25626360), (3, 17084240), (4, 12813180), (5, 10250544), (6, 8542120), (8, 6406590), (10, 5125272), (12, 4271060), (15, 3416848), (16, 3203295), (20, 2562636), (24, 2135530), (30, 1708424), (40, 1281318), (48, 1067765), (60, 854212), (80, 640659), (120, 427106), (240, 213553)]