218755768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{937}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 513273600

約数和(自身を除く): 294517832

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 379, 616, 758, 937, 1516, 1874, 2653, 3032, 3748, 4169, 5306, 6559, 7496, 8338, 10307, 10612, 13118, 16676, 20614, 21224, 26236, 29183, 33352, 41228, 52472, 58366, 72149, 82456, 116732, 144298, 233464, 288596, 355123, 577192, 710246, 1420492, 2485861, 2840984, 3906353, 4971722, 7812706, 9943444, 15625412, 19886888, 27344471, 31250824, 54688942, 109377884, 218755768]

約数ペア:

[(1, 218755768), (2, 109377884), (4, 54688942), (7, 31250824), (8, 27344471), (11, 19886888), (14, 15625412), (22, 9943444), (28, 7812706), (44, 4971722), (56, 3906353), (77, 2840984), (88, 2485861), (154, 1420492), (308, 710246), (379, 577192), (616, 355123), (758, 288596), (937, 233464), (1516, 144298), (1874, 116732), (2653, 82456), (3032, 72149), (3748, 58366), (4169, 52472), (5306, 41228), (6559, 33352), (7496, 29183), (8338, 26236), (10307, 21224), (10612, 20614), (13118, 16676)]