251864832

素因数分解:

$2^8\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 706406400

約数和(自身を除く): 454541568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 71, 93, 96, 124, 128, 142, 149, 186, 192, 213, 248, 256, 284, 298, 372, 384, 426, 447, 496, 568, 596, 744, 768, 852, 894, 992, 1136, 1192, 1488, 1704, 1788, 1984, 2201, 2272, 2384, 2976, 3408, 3576, 3968, 4402, 4544, 4619, 4768, 5952, 6603, 6816, 7152, 7936, 8804, 9088, 9238, 9536, 10579, 11904, 13206, 13632, 13857, 14304, 17608, 18176, 18476, 19072, 21158, 23808, 26412, 27264, 27714, 28608, 31737, 35216, 36952, 38144, 42316, 52824, 54528, 55428, 57216, 63474, 70432, 73904, 84632, 105648, 110856, 114432, 126948, 140864, 147808, 169264, 211296, 221712, 253896, 281728, 295616, 327949, 338528, 422592, 443424, 507792, 563456, 591232, 655898, 677056, 845184, 886848, 983847, 1015584, 1182464, 1311796, 1354112, 1690368, 1773696, 1967694, 2031168, 2623592, 2708224, 3547392, 3935388, 4062336, 5247184, 7870776, 8124672, 10494368, 15741552, 20988736, 31483104, 41977472, 62966208, 83954944, 125932416, 251864832]

約数ペア:

[(1, 251864832), (2, 125932416), (3, 83954944), (4, 62966208), (6, 41977472), (8, 31483104), (12, 20988736), (16, 15741552), (24, 10494368), (31, 8124672), (32, 7870776), (48, 5247184), (62, 4062336), (64, 3935388), (71, 3547392), (93, 2708224), (96, 2623592), (124, 2031168), (128, 1967694), (142, 1773696), (149, 1690368), (186, 1354112), (192, 1311796), (213, 1182464), (248, 1015584), (256, 983847), (284, 886848), (298, 845184), (372, 677056), (384, 655898), (426, 591232), (447, 563456), (496, 507792), (568, 443424), (596, 422592), (744, 338528), (768, 327949), (852, 295616), (894, 281728), (992, 253896), (1136, 221712), (1192, 211296), (1488, 169264), (1704, 147808), (1788, 140864), (1984, 126948), (2201, 114432), (2272, 110856), (2384, 105648), (2976, 84632), (3408, 73904), (3576, 70432), (3968, 63474), (4402, 57216), (4544, 55428), (4619, 54528), (4768, 52824), (5952, 42316), (6603, 38144), (6816, 36952), (7152, 35216), (7936, 31737), (8804, 28608), (9088, 27714), (9238, 27264), (9536, 26412), (10579, 23808), (11904, 21158), (13206, 19072), (13632, 18476), (13857, 18176), (14304, 17608)]