51266640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213611}}^1$

素因数の和:213627

約数の個数: 40

約数和(自身を含む): 158927328

約数和(自身を除く): 107660688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213611, 427222, 640833, 854444, 1068055, 1281666, 1708888, 2136110, 2563332, 3204165, 3417776, 4272220, 5126664, 6408330, 8544440, 10253328, 12816660, 17088880, 25633320, 51266640]

約数ペア:

[(1, 51266640), (2, 25633320), (3, 17088880), (4, 12816660), (5, 10253328), (6, 8544440), (8, 6408330), (10, 5126664), (12, 4272220), (15, 3417776), (16, 3204165), (20, 2563332), (24, 2136110), (30, 1708888), (40, 1281666), (48, 1068055), (60, 854444), (80, 640833), (120, 427222), (240, 213611)]