80497680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 266649600

約数和(自身を除く): 186151920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 127, 139, 152, 190, 228, 240, 254, 278, 285, 304, 380, 381, 417, 456, 508, 556, 570, 635, 695, 760, 762, 834, 912, 1016, 1112, 1140, 1270, 1390, 1520, 1524, 1668, 1905, 2032, 2085, 2224, 2280, 2413, 2540, 2641, 2780, 3048, 3336, 3810, 4170, 4560, 4826, 5080, 5282, 5560, 6096, 6672, 7239, 7620, 7923, 8340, 9652, 10160, 10564, 11120, 12065, 13205, 14478, 15240, 15846, 16680, 17653, 19304, 21128, 24130, 26410, 28956, 30480, 31692, 33360, 35306, 36195, 38608, 39615, 42256, 48260, 52820, 52959, 57912, 63384, 70612, 72390, 79230, 88265, 96520, 105640, 105918, 115824, 126768, 141224, 144780, 158460, 176530, 193040, 211280, 211836, 264795, 282448, 289560, 316920, 335407, 353060, 423672, 529590, 579120, 633840, 670814, 706120, 847344, 1006221, 1059180, 1341628, 1412240, 1677035, 2012442, 2118360, 2683256, 3354070, 4024884, 4236720, 5031105, 5366512, 6708140, 8049768, 10062210, 13416280, 16099536, 20124420, 26832560, 40248840, 80497680]

約数ペア:

[(1, 80497680), (2, 40248840), (3, 26832560), (4, 20124420), (5, 16099536), (6, 13416280), (8, 10062210), (10, 8049768), (12, 6708140), (15, 5366512), (16, 5031105), (19, 4236720), (20, 4024884), (24, 3354070), (30, 2683256), (38, 2118360), (40, 2012442), (48, 1677035), (57, 1412240), (60, 1341628), (76, 1059180), (80, 1006221), (95, 847344), (114, 706120), (120, 670814), (127, 633840), (139, 579120), (152, 529590), (190, 423672), (228, 353060), (240, 335407), (254, 316920), (278, 289560), (285, 282448), (304, 264795), (380, 211836), (381, 211280), (417, 193040), (456, 176530), (508, 158460), (556, 144780), (570, 141224), (635, 126768), (695, 115824), (760, 105918), (762, 105640), (834, 96520), (912, 88265), (1016, 79230), (1112, 72390), (1140, 70612), (1270, 63384), (1390, 57912), (1520, 52959), (1524, 52820), (1668, 48260), (1905, 42256), (2032, 39615), (2085, 38608), (2224, 36195), (2280, 35306), (2413, 33360), (2540, 31692), (2641, 30480), (2780, 28956), (3048, 26410), (3336, 24130), (3810, 21128), (4170, 19304), (4560, 17653), (4826, 16680), (5080, 15846), (5282, 15240), (5560, 14478), (6096, 13205), (6672, 12065), (7239, 11120), (7620, 10564), (7923, 10160), (8340, 9652)]