287697924

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{7129}}^1$

素因数の和:7217

約数の個数: 72

約数和(自身を含む): 778596000

約数和(自身を除く): 490898076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 59, 76, 114, 118, 171, 177, 228, 236, 342, 354, 531, 684, 708, 1062, 1121, 2124, 2242, 3363, 4484, 6726, 7129, 10089, 13452, 14258, 20178, 21387, 28516, 40356, 42774, 64161, 85548, 128322, 135451, 256644, 270902, 406353, 420611, 541804, 812706, 841222, 1219059, 1261833, 1625412, 1682444, 2438118, 2523666, 3785499, 4876236, 5047332, 7570998, 7991609, 15141996, 15983218, 23974827, 31966436, 47949654, 71924481, 95899308, 143848962, 287697924]

約数ペア:

[(1, 287697924), (2, 143848962), (3, 95899308), (4, 71924481), (6, 47949654), (9, 31966436), (12, 23974827), (18, 15983218), (19, 15141996), (36, 7991609), (38, 7570998), (57, 5047332), (59, 4876236), (76, 3785499), (114, 2523666), (118, 2438118), (171, 1682444), (177, 1625412), (228, 1261833), (236, 1219059), (342, 841222), (354, 812706), (531, 541804), (684, 420611), (708, 406353), (1062, 270902), (1121, 256644), (2124, 135451), (2242, 128322), (3363, 85548), (4484, 64161), (6726, 42774), (7129, 40356), (10089, 28516), (13452, 21387), (14258, 20178)]