397335720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3311131}}^1$

素因数の和:3311145

約数の個数: 32

約数和(自身を含む): 1192007520

約数和(自身を除く): 794671800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3311131, 6622262, 9933393, 13244524, 16555655, 19866786, 26489048, 33111310, 39733572, 49666965, 66222620, 79467144, 99333930, 132445240, 198667860, 397335720]

約数ペア:

[(1, 397335720), (2, 198667860), (3, 132445240), (4, 99333930), (5, 79467144), (6, 66222620), (8, 49666965), (10, 39733572), (12, 33111310), (15, 26489048), (20, 19866786), (24, 16555655), (30, 13244524), (40, 9933393), (60, 6622262), (120, 3311131)]