493911490816

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1\times {\mathrm{733}}^1$

素因数の和:1408

約数の個数: 144

約数和(自身を含む): 1026634549248

約数和(自身を除く): 532723058432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 197, 248, 256, 394, 431, 496, 733, 788, 862, 992, 1466, 1576, 1724, 1984, 2932, 3152, 3448, 3968, 5864, 6107, 6304, 6896, 7936, 11728, 12214, 12608, 13361, 13792, 22723, 23456, 24428, 25216, 26722, 27584, 45446, 46912, 48856, 50432, 53444, 55168, 84907, 90892, 93824, 97712, 106888, 110336, 144401, 169814, 181784, 187648, 195424, 213776, 288802, 315923, 339628, 363568, 390848, 427552, 577604, 631846, 679256, 727136, 781696, 855104, 1155208, 1263692, 1358512, 1454272, 1563392, 1710208, 2310416, 2527384, 2632117, 2717024, 2908544, 3420416, 4476431, 4620832, 5054768, 5264234, 5434048, 5817088, 8952862, 9241664, 9793613, 10109536, 10528468, 10868096, 17905724, 18483328, 19587226, 20219072, 21056936, 21736192, 35811448, 36966656, 39174452, 40438144, 42113872, 62236831, 71622896, 78348904, 80876288, 84227744, 124473662, 143245792, 156697808, 168455488, 248947324, 286491584, 313395616, 336910976, 497894648, 572983168, 626791232, 673821952, 995789296, 1145966336, 1253582464, 1929341761, 1991578592, 2507164928, 3858683522, 3983157184, 7717367044, 7966314368, 15434734088, 15932628736, 30869468176, 61738936352, 123477872704, 246955745408, 493911490816]

約数ペア:

[(1, 493911490816), (2, 246955745408), (4, 123477872704), (8, 61738936352), (16, 30869468176), (31, 15932628736), (32, 15434734088), (62, 7966314368), (64, 7717367044), (124, 3983157184), (128, 3858683522), (197, 2507164928), (248, 1991578592), (256, 1929341761), (394, 1253582464), (431, 1145966336), (496, 995789296), (733, 673821952), (788, 626791232), (862, 572983168), (992, 497894648), (1466, 336910976), (1576, 313395616), (1724, 286491584), (1984, 248947324), (2932, 168455488), (3152, 156697808), (3448, 143245792), (3968, 124473662), (5864, 84227744), (6107, 80876288), (6304, 78348904), (6896, 71622896), (7936, 62236831), (11728, 42113872), (12214, 40438144), (12608, 39174452), (13361, 36966656), (13792, 35811448), (22723, 21736192), (23456, 21056936), (24428, 20219072), (25216, 19587226), (26722, 18483328), (27584, 17905724), (45446, 10868096), (46912, 10528468), (48856, 10109536), (50432, 9793613), (53444, 9241664), (55168, 8952862), (84907, 5817088), (90892, 5434048), (93824, 5264234), (97712, 5054768), (106888, 4620832), (110336, 4476431), (144401, 3420416), (169814, 2908544), (181784, 2717024), (187648, 2632117), (195424, 2527384), (213776, 2310416), (288802, 1710208), (315923, 1563392), (339628, 1454272), (363568, 1358512), (390848, 1263692), (427552, 1155208), (577604, 855104), (631846, 781696), (679256, 727136)]