256347660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4272461}}^1$

素因数の和:4272473

約数の個数: 24

約数和(自身を含む): 717773616

約数和(自身を除く): 461425956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4272461, 8544922, 12817383, 17089844, 21362305, 25634766, 42724610, 51269532, 64086915, 85449220, 128173830, 256347660]

約数ペア:

[(1, 256347660), (2, 128173830), (3, 85449220), (4, 64086915), (5, 51269532), (6, 42724610), (10, 25634766), (12, 21362305), (15, 17089844), (20, 12817383), (30, 8544922), (60, 4272461)]