356851980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{220279}}^1$

素因数の和:220300

約数の個数: 60

約数和(自身を含む): 1119462960

約数和(自身を除く): 762610980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 220279, 440558, 660837, 881116, 1101395, 1321674, 1982511, 2202790, 2643348, 3304185, 3965022, 4405580, 5947533, 6608370, 7930044, 9912555, 11895066, 13216740, 17842599, 19825110, 23790132, 29737665, 35685198, 39650220, 59475330, 71370396, 89212995, 118950660, 178425990, 356851980]

約数ペア:

[(1, 356851980), (2, 178425990), (3, 118950660), (4, 89212995), (5, 71370396), (6, 59475330), (9, 39650220), (10, 35685198), (12, 29737665), (15, 23790132), (18, 19825110), (20, 17842599), (27, 13216740), (30, 11895066), (36, 9912555), (45, 7930044), (54, 6608370), (60, 5947533), (81, 4405580), (90, 3965022), (108, 3304185), (135, 2643348), (162, 2202790), (180, 1982511), (270, 1321674), (324, 1101395), (405, 881116), (540, 660837), (810, 440558), (1620, 220279)]