205780640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 568995840

約数和(自身を除く): 363215200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 41, 52, 65, 76, 80, 82, 95, 104, 127, 130, 152, 160, 164, 190, 205, 208, 247, 254, 260, 304, 328, 380, 410, 416, 494, 508, 520, 533, 608, 635, 656, 760, 779, 820, 988, 1016, 1040, 1066, 1235, 1270, 1312, 1520, 1558, 1640, 1651, 1976, 2032, 2080, 2132, 2413, 2470, 2540, 2665, 3040, 3116, 3280, 3302, 3895, 3952, 4064, 4264, 4826, 4940, 5080, 5207, 5330, 6232, 6560, 6604, 7790, 7904, 8255, 8528, 9652, 9880, 10127, 10160, 10414, 10660, 12065, 12464, 13208, 15580, 16510, 17056, 19304, 19760, 20254, 20320, 20828, 21320, 24130, 24928, 26035, 26416, 31160, 31369, 33020, 38608, 39520, 40508, 41656, 42640, 48260, 50635, 52070, 52832, 62320, 62738, 66040, 67691, 77216, 81016, 83312, 85280, 96520, 98933, 101270, 104140, 124640, 125476, 132080, 135382, 156845, 162032, 166624, 193040, 197866, 202540, 208280, 250952, 264160, 270764, 313690, 324064, 338455, 386080, 395732, 405080, 416560, 494665, 501904, 541528, 627380, 676910, 791464, 810160, 833120, 989330, 1003808, 1083056, 1254760, 1286129, 1353820, 1582928, 1620320, 1978660, 2166112, 2509520, 2572258, 2707640, 3165856, 3957320, 5019040, 5144516, 5415280, 6430645, 7914640, 10289032, 10830560, 12861290, 15829280, 20578064, 25722580, 41156128, 51445160, 102890320, 205780640]

約数ペア:

[(1, 205780640), (2, 102890320), (4, 51445160), (5, 41156128), (8, 25722580), (10, 20578064), (13, 15829280), (16, 12861290), (19, 10830560), (20, 10289032), (26, 7914640), (32, 6430645), (38, 5415280), (40, 5144516), (41, 5019040), (52, 3957320), (65, 3165856), (76, 2707640), (80, 2572258), (82, 2509520), (95, 2166112), (104, 1978660), (127, 1620320), (130, 1582928), (152, 1353820), (160, 1286129), (164, 1254760), (190, 1083056), (205, 1003808), (208, 989330), (247, 833120), (254, 810160), (260, 791464), (304, 676910), (328, 627380), (380, 541528), (410, 501904), (416, 494665), (494, 416560), (508, 405080), (520, 395732), (533, 386080), (608, 338455), (635, 324064), (656, 313690), (760, 270764), (779, 264160), (820, 250952), (988, 208280), (1016, 202540), (1040, 197866), (1066, 193040), (1235, 166624), (1270, 162032), (1312, 156845), (1520, 135382), (1558, 132080), (1640, 125476), (1651, 124640), (1976, 104140), (2032, 101270), (2080, 98933), (2132, 96520), (2413, 85280), (2470, 83312), (2540, 81016), (2665, 77216), (3040, 67691), (3116, 66040), (3280, 62738), (3302, 62320), (3895, 52832), (3952, 52070), (4064, 50635), (4264, 48260), (4826, 42640), (4940, 41656), (5080, 40508), (5207, 39520), (5330, 38608), (6232, 33020), (6560, 31369), (6604, 31160), (7790, 26416), (7904, 26035), (8255, 24928), (8528, 24130), (9652, 21320), (9880, 20828), (10127, 20320), (10160, 20254), (10414, 19760), (10660, 19304), (12065, 17056), (12464, 16510), (13208, 15580)]