314921920

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 112

約数和(自身を含む): 774240768

約数和(自身を除く): 459318848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 83, 142, 160, 166, 167, 284, 320, 332, 334, 355, 415, 568, 664, 668, 710, 830, 835, 1136, 1328, 1336, 1420, 1660, 1670, 2272, 2656, 2672, 2840, 3320, 3340, 4544, 5312, 5344, 5680, 5893, 6640, 6680, 10688, 11360, 11786, 11857, 13280, 13360, 13861, 22720, 23572, 23714, 26560, 26720, 27722, 29465, 47144, 47428, 53440, 55444, 58930, 59285, 69305, 94288, 94856, 110888, 117860, 118570, 138610, 188576, 189712, 221776, 235720, 237140, 277220, 377152, 379424, 443552, 471440, 474280, 554440, 758848, 887104, 942880, 948560, 984131, 1108880, 1885760, 1897120, 1968262, 2217760, 3794240, 3936524, 4435520, 4920655, 7873048, 9841310, 15746096, 19682620, 31492192, 39365240, 62984384, 78730480, 157460960, 314921920]

約数ペア:

[(1, 314921920), (2, 157460960), (4, 78730480), (5, 62984384), (8, 39365240), (10, 31492192), (16, 19682620), (20, 15746096), (32, 9841310), (40, 7873048), (64, 4920655), (71, 4435520), (80, 3936524), (83, 3794240), (142, 2217760), (160, 1968262), (166, 1897120), (167, 1885760), (284, 1108880), (320, 984131), (332, 948560), (334, 942880), (355, 887104), (415, 758848), (568, 554440), (664, 474280), (668, 471440), (710, 443552), (830, 379424), (835, 377152), (1136, 277220), (1328, 237140), (1336, 235720), (1420, 221776), (1660, 189712), (1670, 188576), (2272, 138610), (2656, 118570), (2672, 117860), (2840, 110888), (3320, 94856), (3340, 94288), (4544, 69305), (5312, 59285), (5344, 58930), (5680, 55444), (5893, 53440), (6640, 47428), (6680, 47144), (10688, 29465), (11360, 27722), (11786, 26720), (11857, 26560), (13280, 23714), (13360, 23572), (13861, 22720)]