28192080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:293

約数の個数: 160

約数和(自身を含む): 101493504

約数和(自身を除く): 73301424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 173, 194, 210, 240, 280, 291, 336, 346, 388, 420, 485, 519, 560, 582, 679, 692, 776, 840, 865, 970, 1038, 1164, 1211, 1358, 1384, 1455, 1552, 1680, 1730, 1940, 2037, 2076, 2328, 2422, 2595, 2716, 2768, 2910, 3395, 3460, 3633, 3880, 4074, 4152, 4656, 4844, 5190, 5432, 5820, 6055, 6790, 6920, 7266, 7760, 8148, 8304, 9688, 10185, 10380, 10864, 11640, 12110, 13580, 13840, 14532, 16296, 16781, 18165, 19376, 20370, 20760, 23280, 24220, 27160, 29064, 32592, 33562, 36330, 40740, 41520, 48440, 50343, 54320, 58128, 67124, 72660, 81480, 83905, 96880, 100686, 117467, 134248, 145320, 162960, 167810, 201372, 234934, 251715, 268496, 290640, 335620, 352401, 402744, 469868, 503430, 587335, 671240, 704802, 805488, 939736, 1006860, 1174670, 1342480, 1409604, 1762005, 1879472, 2013720, 2349340, 2819208, 3524010, 4027440, 4698680, 5638416, 7048020, 9397360, 14096040, 28192080]

約数ペア:

[(1, 28192080), (2, 14096040), (3, 9397360), (4, 7048020), (5, 5638416), (6, 4698680), (7, 4027440), (8, 3524010), (10, 2819208), (12, 2349340), (14, 2013720), (15, 1879472), (16, 1762005), (20, 1409604), (21, 1342480), (24, 1174670), (28, 1006860), (30, 939736), (35, 805488), (40, 704802), (42, 671240), (48, 587335), (56, 503430), (60, 469868), (70, 402744), (80, 352401), (84, 335620), (97, 290640), (105, 268496), (112, 251715), (120, 234934), (140, 201372), (168, 167810), (173, 162960), (194, 145320), (210, 134248), (240, 117467), (280, 100686), (291, 96880), (336, 83905), (346, 81480), (388, 72660), (420, 67124), (485, 58128), (519, 54320), (560, 50343), (582, 48440), (679, 41520), (692, 40740), (776, 36330), (840, 33562), (865, 32592), (970, 29064), (1038, 27160), (1164, 24220), (1211, 23280), (1358, 20760), (1384, 20370), (1455, 19376), (1552, 18165), (1680, 16781), (1730, 16296), (1940, 14532), (2037, 13840), (2076, 13580), (2328, 12110), (2422, 11640), (2595, 10864), (2716, 10380), (2768, 10185), (2910, 9688), (3395, 8304), (3460, 8148), (3633, 7760), (3880, 7266), (4074, 6920), (4152, 6790), (4656, 6055), (4844, 5820), (5190, 5432)]