398315008

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 160

約数和(自身を含む): 1000935936

約数和(自身を除く): 602620928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 83, 91, 103, 104, 112, 128, 166, 182, 206, 208, 224, 256, 332, 364, 412, 416, 448, 512, 581, 664, 721, 728, 824, 832, 896, 1079, 1162, 1328, 1339, 1442, 1456, 1648, 1664, 1792, 2158, 2324, 2656, 2678, 2884, 2912, 3296, 3328, 3584, 4316, 4648, 5312, 5356, 5768, 5824, 6592, 6656, 7553, 8549, 8632, 9296, 9373, 10624, 10712, 11536, 11648, 13184, 15106, 17098, 17264, 18592, 18746, 21248, 21424, 23072, 23296, 26368, 30212, 34196, 34528, 37184, 37492, 42496, 42848, 46144, 46592, 52736, 59843, 60424, 68392, 69056, 74368, 74984, 85696, 92288, 111137, 119686, 120848, 136784, 138112, 148736, 149968, 171392, 184576, 222274, 239372, 241696, 273568, 276224, 297472, 299936, 342784, 369152, 444548, 478744, 483392, 547136, 552448, 599872, 685568, 777959, 889096, 957488, 966784, 1094272, 1199744, 1555918, 1778192, 1914976, 1933568, 2188544, 2399488, 3111836, 3556384, 3829952, 3867136, 4377088, 4798976, 6223672, 7112768, 7659904, 12447344, 14225536, 15319808, 24894688, 28451072, 30639616, 49789376, 56902144, 99578752, 199157504, 398315008]

約数ペア:

[(1, 398315008), (2, 199157504), (4, 99578752), (7, 56902144), (8, 49789376), (13, 30639616), (14, 28451072), (16, 24894688), (26, 15319808), (28, 14225536), (32, 12447344), (52, 7659904), (56, 7112768), (64, 6223672), (83, 4798976), (91, 4377088), (103, 3867136), (104, 3829952), (112, 3556384), (128, 3111836), (166, 2399488), (182, 2188544), (206, 1933568), (208, 1914976), (224, 1778192), (256, 1555918), (332, 1199744), (364, 1094272), (412, 966784), (416, 957488), (448, 889096), (512, 777959), (581, 685568), (664, 599872), (721, 552448), (728, 547136), (824, 483392), (832, 478744), (896, 444548), (1079, 369152), (1162, 342784), (1328, 299936), (1339, 297472), (1442, 276224), (1456, 273568), (1648, 241696), (1664, 239372), (1792, 222274), (2158, 184576), (2324, 171392), (2656, 149968), (2678, 148736), (2884, 138112), (2912, 136784), (3296, 120848), (3328, 119686), (3584, 111137), (4316, 92288), (4648, 85696), (5312, 74984), (5356, 74368), (5768, 69056), (5824, 68392), (6592, 60424), (6656, 59843), (7553, 52736), (8549, 46592), (8632, 46144), (9296, 42848), (9373, 42496), (10624, 37492), (10712, 37184), (11536, 34528), (11648, 34196), (13184, 30212), (15106, 26368), (17098, 23296), (17264, 23072), (18592, 21424), (18746, 21248)]