208682640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{289837}}^1$

素因数の和:289856

約数の個数: 60

約数和(自身を含む): 700828284

約数和(自身を除く): 492145644

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, 289837, 579674, 869511, 1159348, 1449185, 1739022, 2318696, 2608533, 2898370, 3478044, 4347555, 4637392, 5217066, 5796740, 6956088, 8695110, 10434132, 11593480, 13042665, 13912176, 17390220, 20868264, 23186960, 26085330, 34780440, 41736528, 52170660, 69560880, 104341320, 208682640]

約数ペア:

[(1, 208682640), (2, 104341320), (3, 69560880), (4, 52170660), (5, 41736528), (6, 34780440), (8, 26085330), (9, 23186960), (10, 20868264), (12, 17390220), (15, 13912176), (16, 13042665), (18, 11593480), (20, 10434132), (24, 8695110), (30, 6956088), (36, 5796740), (40, 5217066), (45, 4637392), (48, 4347555), (60, 3478044), (72, 2898370), (80, 2608533), (90, 2318696), (120, 1739022), (144, 1449185), (180, 1159348), (240, 869511), (360, 579674), (720, 289837)]