138144440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1189

約数の個数: 128

約数和(自身を含む): 390528000

約数和(自身を除く): 252383560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 35, 38, 40, 46, 56, 70, 76, 92, 95, 115, 133, 140, 152, 161, 184, 190, 230, 266, 280, 322, 380, 437, 460, 532, 644, 665, 760, 805, 874, 920, 1064, 1129, 1288, 1330, 1610, 1748, 2185, 2258, 2660, 3059, 3220, 3496, 4370, 4516, 5320, 5645, 6118, 6440, 7903, 8740, 9032, 11290, 12236, 15295, 15806, 17480, 21451, 22580, 24472, 25967, 30590, 31612, 39515, 42902, 45160, 51934, 61180, 63224, 79030, 85804, 103868, 107255, 122360, 129835, 150157, 158060, 171608, 181769, 207736, 214510, 259670, 300314, 316120, 363538, 429020, 493373, 519340, 600628, 727076, 750785, 858040, 908845, 986746, 1038680, 1201256, 1454152, 1501570, 1817690, 1973492, 2466865, 3003140, 3453611, 3635380, 3946984, 4933730, 6006280, 6907222, 7270760, 9867460, 13814444, 17268055, 19734920, 27628888, 34536110, 69072220, 138144440]

約数ペア:

[(1, 138144440), (2, 69072220), (4, 34536110), (5, 27628888), (7, 19734920), (8, 17268055), (10, 13814444), (14, 9867460), (19, 7270760), (20, 6907222), (23, 6006280), (28, 4933730), (35, 3946984), (38, 3635380), (40, 3453611), (46, 3003140), (56, 2466865), (70, 1973492), (76, 1817690), (92, 1501570), (95, 1454152), (115, 1201256), (133, 1038680), (140, 986746), (152, 908845), (161, 858040), (184, 750785), (190, 727076), (230, 600628), (266, 519340), (280, 493373), (322, 429020), (380, 363538), (437, 316120), (460, 300314), (532, 259670), (644, 214510), (665, 207736), (760, 181769), (805, 171608), (874, 158060), (920, 150157), (1064, 129835), (1129, 122360), (1288, 107255), (1330, 103868), (1610, 85804), (1748, 79030), (2185, 63224), (2258, 61180), (2660, 51934), (3059, 45160), (3220, 42902), (3496, 39515), (4370, 31612), (4516, 30590), (5320, 25967), (5645, 24472), (6118, 22580), (6440, 21451), (7903, 17480), (8740, 15806), (9032, 15295), (11290, 12236)]