154777728

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:906

約数の個数: 128

約数和(自身を含む): 477066240

約数和(自身を除く): 322288512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 71, 84, 96, 112, 128, 142, 168, 192, 213, 224, 284, 336, 384, 426, 448, 497, 568, 672, 811, 852, 896, 994, 1136, 1344, 1491, 1622, 1704, 1988, 2272, 2433, 2688, 2982, 3244, 3408, 3976, 4544, 4866, 5677, 5964, 6488, 6816, 7952, 9088, 9732, 11354, 11928, 12976, 13632, 15904, 17031, 19464, 22708, 23856, 25952, 27264, 31808, 34062, 38928, 45416, 47712, 51904, 57581, 63616, 68124, 77856, 90832, 95424, 103808, 115162, 136248, 155712, 172743, 181664, 190848, 230324, 272496, 311424, 345486, 363328, 403067, 460648, 544992, 690972, 726656, 806134, 921296, 1089984, 1209201, 1381944, 1612268, 1842592, 2179968, 2418402, 2763888, 3224536, 3685184, 4836804, 5527776, 6449072, 7370368, 9673608, 11055552, 12898144, 19347216, 22111104, 25796288, 38694432, 51592576, 77388864, 154777728]

約数ペア:

[(1, 154777728), (2, 77388864), (3, 51592576), (4, 38694432), (6, 25796288), (7, 22111104), (8, 19347216), (12, 12898144), (14, 11055552), (16, 9673608), (21, 7370368), (24, 6449072), (28, 5527776), (32, 4836804), (42, 3685184), (48, 3224536), (56, 2763888), (64, 2418402), (71, 2179968), (84, 1842592), (96, 1612268), (112, 1381944), (128, 1209201), (142, 1089984), (168, 921296), (192, 806134), (213, 726656), (224, 690972), (284, 544992), (336, 460648), (384, 403067), (426, 363328), (448, 345486), (497, 311424), (568, 272496), (672, 230324), (811, 190848), (852, 181664), (896, 172743), (994, 155712), (1136, 136248), (1344, 115162), (1491, 103808), (1622, 95424), (1704, 90832), (1988, 77856), (2272, 68124), (2433, 63616), (2688, 57581), (2982, 51904), (3244, 47712), (3408, 45416), (3976, 38928), (4544, 34062), (4866, 31808), (5677, 27264), (5964, 25952), (6488, 23856), (6816, 22708), (7952, 19464), (9088, 17031), (9732, 15904), (11354, 13632), (11928, 12976)]