80148240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{111317}}^1$

素因数の和:111336

約数の個数: 60

約数和(自身を含む): 269166924

約数和(自身を除く): 189018684

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, 111317, 222634, 333951, 445268, 556585, 667902, 890536, 1001853, 1113170, 1335804, 1669755, 1781072, 2003706, 2226340, 2671608, 3339510, 4007412, 4452680, 5009265, 5343216, 6679020, 8014824, 8905360, 10018530, 13358040, 16029648, 20037060, 26716080, 40074120, 80148240]

約数ペア:

[(1, 80148240), (2, 40074120), (3, 26716080), (4, 20037060), (5, 16029648), (6, 13358040), (8, 10018530), (9, 8905360), (10, 8014824), (12, 6679020), (15, 5343216), (16, 5009265), (18, 4452680), (20, 4007412), (24, 3339510), (30, 2671608), (36, 2226340), (40, 2003706), (45, 1781072), (48, 1669755), (60, 1335804), (72, 1113170), (80, 1001853), (90, 890536), (120, 667902), (144, 556585), (180, 445268), (240, 333951), (360, 222634), (720, 111317)]