128857248

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 399200256

約数和(自身を除く): 270343008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 127, 144, 156, 208, 234, 254, 271, 288, 312, 381, 416, 468, 508, 542, 624, 762, 813, 936, 1016, 1084, 1143, 1248, 1524, 1626, 1651, 1872, 2032, 2168, 2286, 2439, 3048, 3252, 3302, 3523, 3744, 4064, 4336, 4572, 4878, 4953, 6096, 6504, 6604, 7046, 8672, 9144, 9756, 9906, 10569, 12192, 13008, 13208, 14092, 14859, 18288, 19512, 19812, 21138, 26016, 26416, 28184, 29718, 31707, 34417, 36576, 39024, 39624, 42276, 52832, 56368, 59436, 63414, 68834, 78048, 79248, 84552, 103251, 112736, 118872, 126828, 137668, 158496, 169104, 206502, 237744, 253656, 275336, 309753, 338208, 413004, 447421, 475488, 507312, 550672, 619506, 826008, 894842, 1014624, 1101344, 1239012, 1342263, 1652016, 1789684, 2478024, 2684526, 3304032, 3579368, 4026789, 4956048, 5369052, 7158736, 8053578, 9912096, 10738104, 14317472, 16107156, 21476208, 32214312, 42952416, 64428624, 128857248]

約数ペア:

[(1, 128857248), (2, 64428624), (3, 42952416), (4, 32214312), (6, 21476208), (8, 16107156), (9, 14317472), (12, 10738104), (13, 9912096), (16, 8053578), (18, 7158736), (24, 5369052), (26, 4956048), (32, 4026789), (36, 3579368), (39, 3304032), (48, 2684526), (52, 2478024), (72, 1789684), (78, 1652016), (96, 1342263), (104, 1239012), (117, 1101344), (127, 1014624), (144, 894842), (156, 826008), (208, 619506), (234, 550672), (254, 507312), (271, 475488), (288, 447421), (312, 413004), (381, 338208), (416, 309753), (468, 275336), (508, 253656), (542, 237744), (624, 206502), (762, 169104), (813, 158496), (936, 137668), (1016, 126828), (1084, 118872), (1143, 112736), (1248, 103251), (1524, 84552), (1626, 79248), (1651, 78048), (1872, 68834), (2032, 63414), (2168, 59436), (2286, 56368), (2439, 52832), (3048, 42276), (3252, 39624), (3302, 39024), (3523, 36576), (3744, 34417), (4064, 31707), (4336, 29718), (4572, 28184), (4878, 26416), (4953, 26016), (6096, 21138), (6504, 19812), (6604, 19512), (7046, 18288), (8672, 14859), (9144, 14092), (9756, 13208), (9906, 13008), (10569, 12192)]