128145240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{39551}}^1$

素因数の和:39574

約数の個数: 80

約数和(自身を含む): 430721280

約数和(自身を除く): 302576040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 39551, 79102, 118653, 158204, 197755, 237306, 316408, 355959, 395510, 474612, 593265, 711918, 791020, 949224, 1067877, 1186530, 1423836, 1582040, 1779795, 2135754, 2373060, 2847672, 3203631, 3559590, 4271508, 4746120, 5339385, 6407262, 7119180, 8543016, 10678770, 12814524, 14238360, 16018155, 21357540, 25629048, 32036310, 42715080, 64072620, 128145240]

約数ペア:

[(1, 128145240), (2, 64072620), (3, 42715080), (4, 32036310), (5, 25629048), (6, 21357540), (8, 16018155), (9, 14238360), (10, 12814524), (12, 10678770), (15, 8543016), (18, 7119180), (20, 6407262), (24, 5339385), (27, 4746120), (30, 4271508), (36, 3559590), (40, 3203631), (45, 2847672), (54, 2373060), (60, 2135754), (72, 1779795), (81, 1582040), (90, 1423836), (108, 1186530), (120, 1067877), (135, 949224), (162, 791020), (180, 711918), (216, 593265), (270, 474612), (324, 395510), (360, 355959), (405, 316408), (540, 237306), (648, 197755), (810, 158204), (1080, 118653), (1620, 79102), (3240, 39551)]