254030640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1058461}}^1$

素因数の和:1058477

約数の個数: 40

約数和(自身を含む): 787495728

約数和(自身を除く): 533465088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1058461, 2116922, 3175383, 4233844, 5292305, 6350766, 8467688, 10584610, 12701532, 15876915, 16935376, 21169220, 25403064, 31753830, 42338440, 50806128, 63507660, 84676880, 127015320, 254030640]

約数ペア:

[(1, 254030640), (2, 127015320), (3, 84676880), (4, 63507660), (5, 50806128), (6, 42338440), (8, 31753830), (10, 25403064), (12, 21169220), (15, 16935376), (16, 15876915), (20, 12701532), (24, 10584610), (30, 8467688), (40, 6350766), (48, 5292305), (60, 4233844), (80, 3175383), (120, 2116922), (240, 1058461)]