51230640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{213461}}^1$

素因数の和:213477

約数の個数: 40

約数和(自身を含む): 158815728

約数和(自身を除く): 107585088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 213461, 426922, 640383, 853844, 1067305, 1280766, 1707688, 2134610, 2561532, 3201915, 3415376, 4269220, 5123064, 6403830, 8538440, 10246128, 12807660, 17076880, 25615320, 51230640]

約数ペア:

[(1, 51230640), (2, 25615320), (3, 17076880), (4, 12807660), (5, 10246128), (6, 8538440), (8, 6403830), (10, 5123064), (12, 4269220), (15, 3415376), (16, 3201915), (20, 2561532), (24, 2134610), (30, 1707688), (40, 1280766), (48, 1067305), (60, 853844), (80, 640383), (120, 426922), (240, 213461)]