21482640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29837}}^1$

素因数の和:29856

約数の個数: 60

約数和(自身を含む): 72148284

約数和(自身を除く): 50665644

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, 29837, 59674, 89511, 119348, 149185, 179022, 238696, 268533, 298370, 358044, 447555, 477392, 537066, 596740, 716088, 895110, 1074132, 1193480, 1342665, 1432176, 1790220, 2148264, 2386960, 2685330, 3580440, 4296528, 5370660, 7160880, 10741320, 21482640]

約数ペア:

[(1, 21482640), (2, 10741320), (3, 7160880), (4, 5370660), (5, 4296528), (6, 3580440), (8, 2685330), (9, 2386960), (10, 2148264), (12, 1790220), (15, 1432176), (16, 1342665), (18, 1193480), (20, 1074132), (24, 895110), (30, 716088), (36, 596740), (40, 537066), (45, 477392), (48, 447555), (60, 358044), (72, 298370), (80, 268533), (90, 238696), (120, 179022), (144, 149185), (180, 119348), (240, 89511), (360, 59674), (720, 29837)]