640074072

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{142619}}^1$

素因数の和:142656

約数の個数: 64

約数和(自身を含む): 1848355200

約数和(自身を除く): 1208281128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 561, 748, 1122, 1496, 2244, 4488, 142619, 285238, 427857, 570476, 855714, 1140952, 1568809, 1711428, 2424523, 3137618, 3422856, 4706427, 4849046, 6275236, 7273569, 9412854, 9698092, 12550472, 14547138, 18825708, 19396184, 26669753, 29094276, 37651416, 53339506, 58188552, 80009259, 106679012, 160018518, 213358024, 320037036, 640074072]

約数ペア:

[(1, 640074072), (2, 320037036), (3, 213358024), (4, 160018518), (6, 106679012), (8, 80009259), (11, 58188552), (12, 53339506), (17, 37651416), (22, 29094276), (24, 26669753), (33, 19396184), (34, 18825708), (44, 14547138), (51, 12550472), (66, 9698092), (68, 9412854), (88, 7273569), (102, 6275236), (132, 4849046), (136, 4706427), (187, 3422856), (204, 3137618), (264, 2424523), (374, 1711428), (408, 1568809), (561, 1140952), (748, 855714), (1122, 570476), (1496, 427857), (2244, 285238), (4488, 142619)]