257534928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1069}}^1$

素因数の和:1329

約数の個数: 120

約数和(自身を含む): 827923200

約数和(自身を除く): 570388272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 239, 252, 336, 478, 504, 717, 956, 1008, 1069, 1434, 1673, 1912, 2138, 2151, 2868, 3207, 3346, 3824, 4276, 4302, 5019, 5736, 6414, 6692, 7483, 8552, 8604, 9621, 10038, 11472, 12828, 13384, 14966, 15057, 17104, 17208, 19242, 20076, 22449, 25656, 26768, 29932, 30114, 34416, 38484, 40152, 44898, 51312, 59864, 60228, 67347, 76968, 80304, 89796, 119728, 120456, 134694, 153936, 179592, 240912, 255491, 269388, 359184, 510982, 538776, 766473, 1021964, 1077552, 1532946, 1788437, 2043928, 2299419, 3065892, 3576874, 4087856, 4598838, 5365311, 6131784, 7153748, 9197676, 10730622, 12263568, 14307496, 16095933, 18395352, 21461244, 28614992, 32191866, 36790704, 42922488, 64383732, 85844976, 128767464, 257534928]

約数ペア:

[(1, 257534928), (2, 128767464), (3, 85844976), (4, 64383732), (6, 42922488), (7, 36790704), (8, 32191866), (9, 28614992), (12, 21461244), (14, 18395352), (16, 16095933), (18, 14307496), (21, 12263568), (24, 10730622), (28, 9197676), (36, 7153748), (42, 6131784), (48, 5365311), (56, 4598838), (63, 4087856), (72, 3576874), (84, 3065892), (112, 2299419), (126, 2043928), (144, 1788437), (168, 1532946), (239, 1077552), (252, 1021964), (336, 766473), (478, 538776), (504, 510982), (717, 359184), (956, 269388), (1008, 255491), (1069, 240912), (1434, 179592), (1673, 153936), (1912, 134694), (2138, 120456), (2151, 119728), (2868, 89796), (3207, 80304), (3346, 76968), (3824, 67347), (4276, 60228), (4302, 59864), (5019, 51312), (5736, 44898), (6414, 40152), (6692, 38484), (7483, 34416), (8552, 30114), (8604, 29932), (9621, 26768), (10038, 25656), (11472, 22449), (12828, 20076), (13384, 19242), (14966, 17208), (15057, 17104)]