317208640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 224

約数和(自身を含む): 926982144

約数和(自身を除く): 609773504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 56, 64, 70, 80, 92, 94, 112, 115, 131, 140, 160, 161, 184, 188, 224, 230, 235, 262, 280, 320, 322, 329, 368, 376, 448, 460, 470, 524, 560, 644, 655, 658, 736, 752, 805, 917, 920, 940, 1048, 1081, 1120, 1288, 1310, 1316, 1472, 1504, 1610, 1645, 1834, 1840, 1880, 2096, 2162, 2240, 2576, 2620, 2632, 3008, 3013, 3220, 3290, 3668, 3680, 3760, 4192, 4324, 4585, 5152, 5240, 5264, 5405, 6026, 6157, 6440, 6580, 7336, 7360, 7520, 7567, 8384, 8648, 9170, 10304, 10480, 10528, 10810, 12052, 12314, 12880, 13160, 14672, 15040, 15065, 15134, 17296, 18340, 20960, 21056, 21091, 21620, 24104, 24628, 25760, 26320, 29344, 30130, 30268, 30785, 34592, 36680, 37835, 41920, 42182, 43099, 43240, 48208, 49256, 51520, 52640, 58688, 60260, 60536, 61570, 69184, 73360, 75670, 84364, 86198, 86480, 96416, 98512, 105280, 105455, 120520, 121072, 123140, 141611, 146720, 151340, 168728, 172396, 172960, 192832, 197024, 210910, 215495, 241040, 242144, 246280, 283222, 293440, 302680, 337456, 344792, 345920, 394048, 421820, 430990, 482080, 484288, 492560, 566444, 605360, 674912, 689584, 708055, 843640, 861980, 964160, 985120, 991277, 1132888, 1210720, 1349824, 1379168, 1416110, 1687280, 1723960, 1970240, 1982554, 2265776, 2421440, 2758336, 2832220, 3374560, 3447920, 3965108, 4531552, 4956385, 5664440, 6749120, 6895840, 7930216, 9063104, 9912770, 11328880, 13791680, 15860432, 19825540, 22657760, 31720864, 39651080, 45315520, 63441728, 79302160, 158604320, 317208640]

約数ペア:

[(1, 317208640), (2, 158604320), (4, 79302160), (5, 63441728), (7, 45315520), (8, 39651080), (10, 31720864), (14, 22657760), (16, 19825540), (20, 15860432), (23, 13791680), (28, 11328880), (32, 9912770), (35, 9063104), (40, 7930216), (46, 6895840), (47, 6749120), (56, 5664440), (64, 4956385), (70, 4531552), (80, 3965108), (92, 3447920), (94, 3374560), (112, 2832220), (115, 2758336), (131, 2421440), (140, 2265776), (160, 1982554), (161, 1970240), (184, 1723960), (188, 1687280), (224, 1416110), (230, 1379168), (235, 1349824), (262, 1210720), (280, 1132888), (320, 991277), (322, 985120), (329, 964160), (368, 861980), (376, 843640), (448, 708055), (460, 689584), (470, 674912), (524, 605360), (560, 566444), (644, 492560), (655, 484288), (658, 482080), (736, 430990), (752, 421820), (805, 394048), (917, 345920), (920, 344792), (940, 337456), (1048, 302680), (1081, 293440), (1120, 283222), (1288, 246280), (1310, 242144), (1316, 241040), (1472, 215495), (1504, 210910), (1610, 197024), (1645, 192832), (1834, 172960), (1840, 172396), (1880, 168728), (2096, 151340), (2162, 146720), (2240, 141611), (2576, 123140), (2620, 121072), (2632, 120520), (3008, 105455), (3013, 105280), (3220, 98512), (3290, 96416), (3668, 86480), (3680, 86198), (3760, 84364), (4192, 75670), (4324, 73360), (4585, 69184), (5152, 61570), (5240, 60536), (5264, 60260), (5405, 58688), (6026, 52640), (6157, 51520), (6440, 49256), (6580, 48208), (7336, 43240), (7360, 43099), (7520, 42182), (7567, 41920), (8384, 37835), (8648, 36680), (9170, 34592), (10304, 30785), (10480, 30268), (10528, 30130), (10810, 29344), (12052, 26320), (12314, 25760), (12880, 24628), (13160, 24104), (14672, 21620), (15040, 21091), (15065, 21056), (15134, 20960), (17296, 18340)]