80683920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{112061}}^1$

素因数の和:112080

約数の個数: 60

約数和(自身を含む): 270965916

約数和(自身を除く): 190281996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 112061, 224122, 336183, 448244, 560305, 672366, 896488, 1008549, 1120610, 1344732, 1680915, 1792976, 2017098, 2241220, 2689464, 3361830, 4034196, 4482440, 5042745, 5378928, 6723660, 8068392, 8964880, 10085490, 13447320, 16136784, 20170980, 26894640, 40341960, 80683920]

約数ペア:

[(1, 80683920), (2, 40341960), (3, 26894640), (4, 20170980), (5, 16136784), (6, 13447320), (8, 10085490), (9, 8964880), (10, 8068392), (12, 6723660), (15, 5378928), (16, 5042745), (18, 4482440), (20, 4034196), (24, 3361830), (30, 2689464), (36, 2241220), (40, 2017098), (45, 1792976), (48, 1680915), (60, 1344732), (72, 1120610), (80, 1008549), (90, 896488), (120, 672366), (144, 560305), (180, 448244), (240, 336183), (360, 224122), (720, 112061)]