219635410180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6997}}^1\times {\mathrm{68239}}^1$

素因数の和:75268

約数の個数: 48

約数和(自身を含む): 481363868160

約数和(自身を除く): 261728457980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 6997, 13994, 27988, 34985, 68239, 69970, 136478, 139940, 160931, 272956, 321862, 341195, 643724, 682390, 804655, 1364780, 1569497, 1609310, 3138994, 3218620, 6277988, 7847485, 15694970, 31389940, 477468283, 954936566, 1909873132, 2387341415, 4774682830, 9549365660, 10981770509, 21963541018, 43927082036, 54908852545, 109817705090, 219635410180]

約数ペア:

[(1, 219635410180), (2, 109817705090), (4, 54908852545), (5, 43927082036), (10, 21963541018), (20, 10981770509), (23, 9549365660), (46, 4774682830), (92, 2387341415), (115, 1909873132), (230, 954936566), (460, 477468283), (6997, 31389940), (13994, 15694970), (27988, 7847485), (34985, 6277988), (68239, 3218620), (69970, 3138994), (136478, 1609310), (139940, 1569497), (160931, 1364780), (272956, 804655), (321862, 682390), (341195, 643724)]