21426480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29759}}^1$

素因数の和:29778

約数の個数: 60

約数和(自身を含む): 71959680

約数和(自身を除く): 50533200

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, 29759, 59518, 89277, 119036, 148795, 178554, 238072, 267831, 297590, 357108, 446385, 476144, 535662, 595180, 714216, 892770, 1071324, 1190360, 1339155, 1428432, 1785540, 2142648, 2380720, 2678310, 3571080, 4285296, 5356620, 7142160, 10713240, 21426480]

約数ペア:

[(1, 21426480), (2, 10713240), (3, 7142160), (4, 5356620), (5, 4285296), (6, 3571080), (8, 2678310), (9, 2380720), (10, 2142648), (12, 1785540), (15, 1428432), (16, 1339155), (18, 1190360), (20, 1071324), (24, 892770), (30, 714216), (36, 595180), (40, 535662), (45, 476144), (48, 446385), (60, 357108), (72, 297590), (80, 267831), (90, 238072), (120, 178554), (144, 148795), (180, 119036), (240, 89277), (360, 59518), (720, 29759)]