389637240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3246977}}^1$

素因数の和:3246991

約数の個数: 32

約数和(自身を含む): 1168912080

約数和(自身を除く): 779274840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3246977, 6493954, 9740931, 12987908, 16234885, 19481862, 25975816, 32469770, 38963724, 48704655, 64939540, 77927448, 97409310, 129879080, 194818620, 389637240]

約数ペア:

[(1, 389637240), (2, 194818620), (3, 129879080), (4, 97409310), (5, 77927448), (6, 64939540), (8, 48704655), (10, 38963724), (12, 32469770), (15, 25975816), (20, 19481862), (24, 16234885), (30, 12987908), (40, 9740931), (60, 6493954), (120, 3246977)]