1920951200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 288

約数和(自身を含む): 5623640064

約数和(自身を除く): 3702688864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 70, 73, 74, 80, 100, 112, 127, 140, 146, 148, 160, 175, 185, 200, 224, 254, 259, 280, 292, 296, 350, 365, 370, 400, 508, 511, 518, 560, 584, 592, 635, 700, 730, 740, 800, 889, 925, 1016, 1022, 1036, 1120, 1168, 1184, 1270, 1295, 1400, 1460, 1480, 1778, 1825, 1850, 2032, 2044, 2072, 2336, 2540, 2555, 2590, 2701, 2800, 2920, 2960, 3175, 3556, 3650, 3700, 4064, 4088, 4144, 4445, 4699, 5080, 5110, 5180, 5402, 5600, 5840, 5920, 6350, 6475, 7112, 7300, 7400, 8176, 8288, 8890, 9271, 9398, 10160, 10220, 10360, 10804, 11680, 12700, 12775, 12950, 13505, 14224, 14600, 14800, 16352, 17780, 18542, 18796, 18907, 20320, 20440, 20720, 21608, 22225, 23495, 25400, 25550, 25900, 27010, 28448, 29200, 29600, 32893, 35560, 37084, 37592, 37814, 40880, 41440, 43216, 44450, 46355, 46990, 50800, 51100, 51800, 54020, 58400, 64897, 65786, 67525, 71120, 74168, 75184, 75628, 81760, 86432, 88900, 92710, 93980, 94535, 101600, 102200, 103600, 108040, 117475, 129794, 131572, 135050, 142240, 148336, 150368, 151256, 164465, 177800, 185420, 187960, 189070, 204400, 207200, 216080, 231775, 234950, 259588, 263144, 270100, 296672, 302512, 324485, 328930, 343027, 355600, 370840, 375920, 378140, 408800, 432160, 463550, 469900, 472675, 519176, 526288, 540200, 605024, 648970, 657860, 686054, 711200, 741680, 751840, 756280, 822325, 927100, 939800, 945350, 1038352, 1052576, 1080400, 1297940, 1315720, 1372108, 1483360, 1512560, 1622425, 1644650, 1715135, 1854200, 1879600, 1890700, 2076704, 2160800, 2401189, 2595880, 2631440, 2744216, 3025120, 3244850, 3289300, 3430270, 3708400, 3759200, 3781400, 4802378, 5191760, 5262880, 5488432, 6489700, 6578600, 6860540, 7416800, 7562800, 8575675, 9604756, 10383520, 10976864, 12005945, 12979400, 13157200, 13721080, 15125600, 17151350, 19209512, 24011890, 25958800, 26314400, 27442160, 34302700, 38419024, 48023780, 51917600, 54884320, 60029725, 68605400, 76838048, 96047560, 120059450, 137210800, 192095120, 240118900, 274421600, 384190240, 480237800, 960475600, 1920951200]

約数ペア:

[(1, 1920951200), (2, 960475600), (4, 480237800), (5, 384190240), (7, 274421600), (8, 240118900), (10, 192095120), (14, 137210800), (16, 120059450), (20, 96047560), (25, 76838048), (28, 68605400), (32, 60029725), (35, 54884320), (37, 51917600), (40, 48023780), (50, 38419024), (56, 34302700), (70, 27442160), (73, 26314400), (74, 25958800), (80, 24011890), (100, 19209512), (112, 17151350), (127, 15125600), (140, 13721080), (146, 13157200), (148, 12979400), (160, 12005945), (175, 10976864), (185, 10383520), (200, 9604756), (224, 8575675), (254, 7562800), (259, 7416800), (280, 6860540), (292, 6578600), (296, 6489700), (350, 5488432), (365, 5262880), (370, 5191760), (400, 4802378), (508, 3781400), (511, 3759200), (518, 3708400), (560, 3430270), (584, 3289300), (592, 3244850), (635, 3025120), (700, 2744216), (730, 2631440), (740, 2595880), (800, 2401189), (889, 2160800), (925, 2076704), (1016, 1890700), (1022, 1879600), (1036, 1854200), (1120, 1715135), (1168, 1644650), (1184, 1622425), (1270, 1512560), (1295, 1483360), (1400, 1372108), (1460, 1315720), (1480, 1297940), (1778, 1080400), (1825, 1052576), (1850, 1038352), (2032, 945350), (2044, 939800), (2072, 927100), (2336, 822325), (2540, 756280), (2555, 751840), (2590, 741680), (2701, 711200), (2800, 686054), (2920, 657860), (2960, 648970), (3175, 605024), (3556, 540200), (3650, 526288), (3700, 519176), (4064, 472675), (4088, 469900), (4144, 463550), (4445, 432160), (4699, 408800), (5080, 378140), (5110, 375920), (5180, 370840), (5402, 355600), (5600, 343027), (5840, 328930), (5920, 324485), (6350, 302512), (6475, 296672), (7112, 270100), (7300, 263144), (7400, 259588), (8176, 234950), (8288, 231775), (8890, 216080), (9271, 207200), (9398, 204400), (10160, 189070), (10220, 187960), (10360, 185420), (10804, 177800), (11680, 164465), (12700, 151256), (12775, 150368), (12950, 148336), (13505, 142240), (14224, 135050), (14600, 131572), (14800, 129794), (16352, 117475), (17780, 108040), (18542, 103600), (18796, 102200), (18907, 101600), (20320, 94535), (20440, 93980), (20720, 92710), (21608, 88900), (22225, 86432), (23495, 81760), (25400, 75628), (25550, 75184), (25900, 74168), (27010, 71120), (28448, 67525), (29200, 65786), (29600, 64897), (32893, 58400), (35560, 54020), (37084, 51800), (37592, 51100), (37814, 50800), (40880, 46990), (41440, 46355), (43216, 44450)]