66746640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{278111}}^1$

素因数の和:278127

約数の個数: 40

約数和(自身を含む): 206915328

約数和(自身を除く): 140168688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 278111, 556222, 834333, 1112444, 1390555, 1668666, 2224888, 2781110, 3337332, 4171665, 4449776, 5562220, 6674664, 8343330, 11124440, 13349328, 16686660, 22248880, 33373320, 66746640]

約数ペア:

[(1, 66746640), (2, 33373320), (3, 22248880), (4, 16686660), (5, 13349328), (6, 11124440), (8, 8343330), (10, 6674664), (12, 5562220), (15, 4449776), (16, 4171665), (20, 3337332), (24, 2781110), (30, 2224888), (40, 1668666), (48, 1390555), (60, 1112444), (80, 834333), (120, 556222), (240, 278111)]