131384660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{599}}^1\times {\mathrm{997}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 301795200

約数和(自身を除く): 170410540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 599, 997, 1198, 1994, 2396, 2995, 3988, 4985, 5990, 6589, 9970, 10967, 11980, 13178, 19940, 21934, 26356, 32945, 43868, 54835, 65890, 109670, 131780, 219340, 597203, 1194406, 2388812, 2986015, 5972030, 6569233, 11944060, 13138466, 26276932, 32846165, 65692330, 131384660]

約数ペア:

[(1, 131384660), (2, 65692330), (4, 32846165), (5, 26276932), (10, 13138466), (11, 11944060), (20, 6569233), (22, 5972030), (44, 2986015), (55, 2388812), (110, 1194406), (220, 597203), (599, 219340), (997, 131780), (1198, 109670), (1994, 65890), (2396, 54835), (2995, 43868), (3988, 32945), (4985, 26356), (5990, 21934), (6589, 19940), (9970, 13178), (10967, 11980)]