316289280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2712

約数の個数: 144

約数和(自身を含む): 1043126784

約数和(自身を除く): 726837504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2657, 2976, 3720, 3840, 3968, 4960, 5314, 5952, 7440, 7936, 7971, 9920, 10628, 11904, 13285, 14880, 15942, 19840, 21256, 23808, 26570, 29760, 31884, 39680, 39855, 42512, 53140, 59520, 63768, 79710, 82367, 85024, 106280, 119040, 127536, 159420, 164734, 170048, 212560, 247101, 255072, 318840, 329468, 340096, 411835, 425120, 494202, 510144, 637680, 658936, 680192, 823670, 850240, 988404, 1020288, 1235505, 1275360, 1317872, 1647340, 1700480, 1976808, 2040576, 2471010, 2550720, 2635744, 3294680, 3400960, 3953616, 4942020, 5101440, 5271488, 6589360, 7907232, 9884040, 10202880, 10542976, 13178720, 15814464, 19768080, 21085952, 26357440, 31628928, 39536160, 52714880, 63257856, 79072320, 105429760, 158144640, 316289280]

約数ペア:

[(1, 316289280), (2, 158144640), (3, 105429760), (4, 79072320), (5, 63257856), (6, 52714880), (8, 39536160), (10, 31628928), (12, 26357440), (15, 21085952), (16, 19768080), (20, 15814464), (24, 13178720), (30, 10542976), (31, 10202880), (32, 9884040), (40, 7907232), (48, 6589360), (60, 5271488), (62, 5101440), (64, 4942020), (80, 3953616), (93, 3400960), (96, 3294680), (120, 2635744), (124, 2550720), (128, 2471010), (155, 2040576), (160, 1976808), (186, 1700480), (192, 1647340), (240, 1317872), (248, 1275360), (256, 1235505), (310, 1020288), (320, 988404), (372, 850240), (384, 823670), (465, 680192), (480, 658936), (496, 637680), (620, 510144), (640, 494202), (744, 425120), (768, 411835), (930, 340096), (960, 329468), (992, 318840), (1240, 255072), (1280, 247101), (1488, 212560), (1860, 170048), (1920, 164734), (1984, 159420), (2480, 127536), (2657, 119040), (2976, 106280), (3720, 85024), (3840, 82367), (3968, 79710), (4960, 63768), (5314, 59520), (5952, 53140), (7440, 42512), (7936, 39855), (7971, 39680), (9920, 31884), (10628, 29760), (11904, 26570), (13285, 23808), (14880, 21256), (15942, 19840)]