1520258456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 3060050400

約数和(自身を除く): 1539791944

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 197, 317, 358, 394, 634, 716, 788, 1268, 1432, 1576, 2536, 3043, 3349, 5389, 6086, 6698, 10778, 12172, 13396, 21556, 24344, 26792, 35263, 43112, 56743, 62449, 70526, 113486, 124898, 141052, 226972, 249796, 282104, 453944, 499592, 599471, 964631, 1061633, 1198942, 1929262, 2123266, 2397884, 3858524, 4246532, 4795768, 7717048, 8493064, 11178371, 22356742, 44713484, 89426968, 190032307, 380064614, 760129228, 1520258456]

約数ペア:

[(1, 1520258456), (2, 760129228), (4, 380064614), (8, 190032307), (17, 89426968), (34, 44713484), (68, 22356742), (136, 11178371), (179, 8493064), (197, 7717048), (317, 4795768), (358, 4246532), (394, 3858524), (634, 2397884), (716, 2123266), (788, 1929262), (1268, 1198942), (1432, 1061633), (1576, 964631), (2536, 599471), (3043, 499592), (3349, 453944), (5389, 282104), (6086, 249796), (6698, 226972), (10778, 141052), (12172, 124898), (13396, 113486), (21556, 70526), (24344, 62449), (26792, 56743), (35263, 43112)]