645714944

素因数分解:

$2^{10}\times 7^2\times {\mathrm{17}}^1\times {\mathrm{757}}^1$

素因数の和:808

約数の個数: 132

約数和(自身を含む): 1591968276

約数和(自身を除く): 946253332

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 64, 68, 98, 112, 119, 128, 136, 196, 224, 238, 256, 272, 392, 448, 476, 512, 544, 757, 784, 833, 896, 952, 1024, 1088, 1514, 1568, 1666, 1792, 1904, 2176, 3028, 3136, 3332, 3584, 3808, 4352, 5299, 6056, 6272, 6664, 7168, 7616, 8704, 10598, 12112, 12544, 12869, 13328, 15232, 17408, 21196, 24224, 25088, 25738, 26656, 30464, 37093, 42392, 48448, 50176, 51476, 53312, 60928, 74186, 84784, 90083, 96896, 102952, 106624, 121856, 148372, 169568, 180166, 193792, 205904, 213248, 296744, 339136, 360332, 387584, 411808, 426496, 593488, 630581, 678272, 720664, 775168, 823616, 852992, 1186976, 1261162, 1356544, 1441328, 1647232, 2373952, 2522324, 2713088, 2882656, 3294464, 4747904, 5044648, 5426176, 5765312, 6588928, 9495808, 10089296, 11530624, 13177856, 18991616, 20178592, 23061248, 37983232, 40357184, 46122496, 80714368, 92244992, 161428736, 322857472, 645714944]

約数ペア:

[(1, 645714944), (2, 322857472), (4, 161428736), (7, 92244992), (8, 80714368), (14, 46122496), (16, 40357184), (17, 37983232), (28, 23061248), (32, 20178592), (34, 18991616), (49, 13177856), (56, 11530624), (64, 10089296), (68, 9495808), (98, 6588928), (112, 5765312), (119, 5426176), (128, 5044648), (136, 4747904), (196, 3294464), (224, 2882656), (238, 2713088), (256, 2522324), (272, 2373952), (392, 1647232), (448, 1441328), (476, 1356544), (512, 1261162), (544, 1186976), (757, 852992), (784, 823616), (833, 775168), (896, 720664), (952, 678272), (1024, 630581), (1088, 593488), (1514, 426496), (1568, 411808), (1666, 387584), (1792, 360332), (1904, 339136), (2176, 296744), (3028, 213248), (3136, 205904), (3332, 193792), (3584, 180166), (3808, 169568), (4352, 148372), (5299, 121856), (6056, 106624), (6272, 102952), (6664, 96896), (7168, 90083), (7616, 84784), (8704, 74186), (10598, 60928), (12112, 53312), (12544, 51476), (12869, 50176), (13328, 48448), (15232, 42392), (17408, 37093), (21196, 30464), (24224, 26656), (25088, 25738)]