217314960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29209}}^1$

素因数の和:29256

約数の個数: 80

約数和(自身を含む): 695431680

約数和(自身を除く): 478116720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29209, 58418, 87627, 116836, 146045, 175254, 233672, 292090, 350508, 438135, 467344, 584180, 701016, 876270, 905479, 1168360, 1402032, 1752540, 1810958, 2336720, 2716437, 3505080, 3621916, 4527395, 5432874, 7010160, 7243832, 9054790, 10865748, 13582185, 14487664, 18109580, 21731496, 27164370, 36219160, 43462992, 54328740, 72438320, 108657480, 217314960]

約数ペア:

[(1, 217314960), (2, 108657480), (3, 72438320), (4, 54328740), (5, 43462992), (6, 36219160), (8, 27164370), (10, 21731496), (12, 18109580), (15, 14487664), (16, 13582185), (20, 10865748), (24, 9054790), (30, 7243832), (31, 7010160), (40, 5432874), (48, 4527395), (60, 3621916), (62, 3505080), (80, 2716437), (93, 2336720), (120, 1810958), (124, 1752540), (155, 1402032), (186, 1168360), (240, 905479), (248, 876270), (310, 701016), (372, 584180), (465, 467344), (496, 438135), (620, 350508), (744, 292090), (930, 233672), (1240, 175254), (1488, 146045), (1860, 116836), (2480, 87627), (3720, 58418), (7440, 29209)]