240444720

素因数分解:

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

素因数の和:111339

約数の個数: 80

約数和(自身を含む): 828205920

約数和(自身を除く): 587761200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 111317, 222634, 333951, 445268, 556585, 667902, 890536, 1001853, 1113170, 1335804, 1669755, 1781072, 2003706, 2226340, 2671608, 3005559, 3339510, 4007412, 4452680, 5009265, 5343216, 6011118, 6679020, 8014824, 8905360, 10018530, 12022236, 13358040, 15027795, 16029648, 20037060, 24044472, 26716080, 30055590, 40074120, 48088944, 60111180, 80148240, 120222360, 240444720]

約数ペア:

[(1, 240444720), (2, 120222360), (3, 80148240), (4, 60111180), (5, 48088944), (6, 40074120), (8, 30055590), (9, 26716080), (10, 24044472), (12, 20037060), (15, 16029648), (16, 15027795), (18, 13358040), (20, 12022236), (24, 10018530), (27, 8905360), (30, 8014824), (36, 6679020), (40, 6011118), (45, 5343216), (48, 5009265), (54, 4452680), (60, 4007412), (72, 3339510), (80, 3005559), (90, 2671608), (108, 2226340), (120, 2003706), (135, 1781072), (144, 1669755), (180, 1335804), (216, 1113170), (240, 1001853), (270, 890536), (360, 667902), (432, 556585), (540, 445268), (720, 333951), (1080, 222634), (2160, 111317)]