21030480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29209}}^1$

素因数の和:29228

約数の個数: 60

約数和(自身を含む): 70629780

約数和(自身を除く): 49599300

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, 29209, 58418, 87627, 116836, 146045, 175254, 233672, 262881, 292090, 350508, 438135, 467344, 525762, 584180, 701016, 876270, 1051524, 1168360, 1314405, 1402032, 1752540, 2103048, 2336720, 2628810, 3505080, 4206096, 5257620, 7010160, 10515240, 21030480]

約数ペア:

[(1, 21030480), (2, 10515240), (3, 7010160), (4, 5257620), (5, 4206096), (6, 3505080), (8, 2628810), (9, 2336720), (10, 2103048), (12, 1752540), (15, 1402032), (16, 1314405), (18, 1168360), (20, 1051524), (24, 876270), (30, 701016), (36, 584180), (40, 525762), (45, 467344), (48, 438135), (60, 350508), (72, 292090), (80, 262881), (90, 233672), (120, 175254), (144, 146045), (180, 116836), (240, 87627), (360, 58418), (720, 29209)]