79665720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{663881}}^1$

素因数の和:663895

約数の個数: 32

約数和(自身を含む): 238997520

約数和(自身を除く): 159331800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 663881, 1327762, 1991643, 2655524, 3319405, 3983286, 5311048, 6638810, 7966572, 9958215, 13277620, 15933144, 19916430, 26555240, 39832860, 79665720]

約数ペア:

[(1, 79665720), (2, 39832860), (3, 26555240), (4, 19916430), (5, 15933144), (6, 13277620), (8, 9958215), (10, 7966572), (12, 6638810), (15, 5311048), (20, 3983286), (24, 3319405), (30, 2655524), (40, 1991643), (60, 1327762), (120, 663881)]