1900689112

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:441

約数の個数: 128

約数和(自身を含む): 4370595840

約数和(自身を除く): 2469906728

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 37, 56, 62, 74, 124, 127, 148, 217, 233, 248, 254, 259, 296, 434, 466, 508, 518, 868, 889, 932, 1016, 1036, 1147, 1631, 1736, 1778, 1864, 2072, 2294, 3262, 3556, 3937, 4588, 4699, 6524, 7112, 7223, 7874, 8029, 8621, 9176, 9398, 13048, 14446, 15748, 16058, 17242, 18796, 27559, 28892, 29591, 31496, 32116, 32893, 34484, 37592, 50561, 55118, 57784, 59182, 60347, 64232, 65786, 68968, 101122, 110236, 118364, 120694, 131572, 145669, 202244, 207137, 220472, 236728, 241388, 263144, 267251, 291338, 404488, 414274, 482776, 534502, 582676, 828548, 917321, 1019683, 1069004, 1094867, 1165352, 1657096, 1834642, 1870757, 2039366, 2138008, 2189734, 3669284, 3741514, 4078732, 4379468, 6421247, 7338568, 7483028, 7664069, 8157464, 8758936, 12842494, 14966056, 15328138, 25684988, 30656276, 33940877, 51369976, 61312552, 67881754, 135763508, 237586139, 271527016, 475172278, 950344556, 1900689112]

約数ペア:

[(1, 1900689112), (2, 950344556), (4, 475172278), (7, 271527016), (8, 237586139), (14, 135763508), (28, 67881754), (31, 61312552), (37, 51369976), (56, 33940877), (62, 30656276), (74, 25684988), (124, 15328138), (127, 14966056), (148, 12842494), (217, 8758936), (233, 8157464), (248, 7664069), (254, 7483028), (259, 7338568), (296, 6421247), (434, 4379468), (466, 4078732), (508, 3741514), (518, 3669284), (868, 2189734), (889, 2138008), (932, 2039366), (1016, 1870757), (1036, 1834642), (1147, 1657096), (1631, 1165352), (1736, 1094867), (1778, 1069004), (1864, 1019683), (2072, 917321), (2294, 828548), (3262, 582676), (3556, 534502), (3937, 482776), (4588, 414274), (4699, 404488), (6524, 291338), (7112, 267251), (7223, 263144), (7874, 241388), (8029, 236728), (8621, 220472), (9176, 207137), (9398, 202244), (13048, 145669), (14446, 131572), (15748, 120694), (16058, 118364), (17242, 110236), (18796, 101122), (27559, 68968), (28892, 65786), (29591, 64232), (31496, 60347), (32116, 59182), (32893, 57784), (34484, 55118), (37592, 50561)]