319155760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 933368832

約数和(自身を除く): 614213072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 197, 220, 263, 280, 308, 385, 394, 440, 526, 560, 616, 770, 788, 880, 985, 1052, 1232, 1315, 1379, 1540, 1576, 1841, 1970, 2104, 2167, 2630, 2758, 2893, 3080, 3152, 3682, 3940, 4208, 4334, 5260, 5516, 5786, 6160, 6895, 7364, 7880, 8668, 9205, 10520, 10835, 11032, 11572, 13790, 14465, 14728, 15169, 15760, 17336, 18410, 20251, 21040, 21670, 22064, 23144, 27580, 28930, 29456, 30338, 34672, 36820, 40502, 43340, 46288, 51811, 55160, 57860, 60676, 73640, 75845, 81004, 86680, 101255, 103622, 110320, 115720, 121352, 147280, 151690, 162008, 173360, 202510, 207244, 231440, 242704, 259055, 303380, 324016, 362677, 405020, 414488, 518110, 569921, 606760, 725354, 810040, 828976, 1036220, 1139842, 1213520, 1450708, 1620080, 1813385, 2072440, 2279684, 2849605, 2901416, 3626770, 3989447, 4144880, 4559368, 5699210, 5802832, 7253540, 7978894, 9118736, 11398420, 14507080, 15957788, 19947235, 22796840, 29014160, 31915576, 39894470, 45593680, 63831152, 79788940, 159577880, 319155760]

約数ペア:

[(1, 319155760), (2, 159577880), (4, 79788940), (5, 63831152), (7, 45593680), (8, 39894470), (10, 31915576), (11, 29014160), (14, 22796840), (16, 19947235), (20, 15957788), (22, 14507080), (28, 11398420), (35, 9118736), (40, 7978894), (44, 7253540), (55, 5802832), (56, 5699210), (70, 4559368), (77, 4144880), (80, 3989447), (88, 3626770), (110, 2901416), (112, 2849605), (140, 2279684), (154, 2072440), (176, 1813385), (197, 1620080), (220, 1450708), (263, 1213520), (280, 1139842), (308, 1036220), (385, 828976), (394, 810040), (440, 725354), (526, 606760), (560, 569921), (616, 518110), (770, 414488), (788, 405020), (880, 362677), (985, 324016), (1052, 303380), (1232, 259055), (1315, 242704), (1379, 231440), (1540, 207244), (1576, 202510), (1841, 173360), (1970, 162008), (2104, 151690), (2167, 147280), (2630, 121352), (2758, 115720), (2893, 110320), (3080, 103622), (3152, 101255), (3682, 86680), (3940, 81004), (4208, 75845), (4334, 73640), (5260, 60676), (5516, 57860), (5786, 55160), (6160, 51811), (6895, 46288), (7364, 43340), (7880, 40502), (8668, 36820), (9205, 34672), (10520, 30338), (10835, 29456), (11032, 28930), (11572, 27580), (13790, 23144), (14465, 22064), (14728, 21670), (15169, 21040), (15760, 20251), (17336, 18410)]