220653080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1279}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 525312000

約数和(自身を除く): 304658920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 227, 380, 454, 760, 908, 1135, 1279, 1816, 2270, 2558, 4313, 4540, 5116, 6395, 8626, 9080, 10232, 12790, 17252, 21565, 24301, 25580, 34504, 43130, 48602, 51160, 86260, 97204, 121505, 172520, 194408, 243010, 290333, 486020, 580666, 972040, 1161332, 1451665, 2322664, 2903330, 5516327, 5806660, 11032654, 11613320, 22065308, 27581635, 44130616, 55163270, 110326540, 220653080]

約数ペア:

[(1, 220653080), (2, 110326540), (4, 55163270), (5, 44130616), (8, 27581635), (10, 22065308), (19, 11613320), (20, 11032654), (38, 5806660), (40, 5516327), (76, 2903330), (95, 2322664), (152, 1451665), (190, 1161332), (227, 972040), (380, 580666), (454, 486020), (760, 290333), (908, 243010), (1135, 194408), (1279, 172520), (1816, 121505), (2270, 97204), (2558, 86260), (4313, 51160), (4540, 48602), (5116, 43130), (6395, 34504), (8626, 25580), (9080, 24301), (10232, 21565), (12790, 17252)]