1380108800

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 240

約数和(自身を含む): 3980108352

約数和(自身を除く): 2599999552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 73, 80, 100, 112, 128, 140, 146, 160, 175, 200, 211, 224, 256, 280, 292, 320, 350, 365, 400, 422, 448, 511, 512, 560, 584, 640, 700, 730, 800, 844, 896, 1022, 1055, 1120, 1168, 1280, 1400, 1460, 1477, 1600, 1688, 1792, 1825, 2044, 2110, 2240, 2336, 2555, 2560, 2800, 2920, 2954, 3200, 3376, 3584, 3650, 4088, 4220, 4480, 4672, 5110, 5275, 5600, 5840, 5908, 6400, 6752, 7300, 7385, 8176, 8440, 8960, 9344, 10220, 10550, 11200, 11680, 11816, 12775, 12800, 13504, 14600, 14770, 15403, 16352, 16880, 17920, 18688, 20440, 21100, 22400, 23360, 23632, 25550, 27008, 29200, 29540, 30806, 32704, 33760, 36925, 37376, 40880, 42200, 44800, 46720, 47264, 51100, 54016, 58400, 59080, 61612, 65408, 67520, 73850, 77015, 81760, 84400, 89600, 93440, 94528, 102200, 107821, 108032, 116800, 118160, 123224, 130816, 135040, 147700, 154030, 163520, 168800, 186880, 189056, 204400, 215642, 233600, 236320, 246448, 261632, 270080, 295400, 308060, 327040, 337600, 378112, 385075, 408800, 431284, 467200, 472640, 492896, 539105, 540160, 590800, 616120, 654080, 675200, 756224, 770150, 817600, 862568, 934400, 945280, 985792, 1078210, 1181600, 1232240, 1308160, 1350400, 1540300, 1635200, 1725136, 1890560, 1971584, 2156420, 2363200, 2464480, 2695525, 2700800, 3080600, 3270400, 3450272, 3781120, 3943168, 4312840, 4726400, 4928960, 5391050, 6161200, 6540800, 6900544, 7886336, 8625680, 9452800, 9857920, 10782100, 12322400, 13801088, 17251360, 18905600, 19715840, 21564200, 24644800, 27602176, 34502720, 39431680, 43128400, 49289600, 55204352, 69005440, 86256800, 98579200, 138010880, 172513600, 197158400, 276021760, 345027200, 690054400, 1380108800]

約数ペア:

[(1, 1380108800), (2, 690054400), (4, 345027200), (5, 276021760), (7, 197158400), (8, 172513600), (10, 138010880), (14, 98579200), (16, 86256800), (20, 69005440), (25, 55204352), (28, 49289600), (32, 43128400), (35, 39431680), (40, 34502720), (50, 27602176), (56, 24644800), (64, 21564200), (70, 19715840), (73, 18905600), (80, 17251360), (100, 13801088), (112, 12322400), (128, 10782100), (140, 9857920), (146, 9452800), (160, 8625680), (175, 7886336), (200, 6900544), (211, 6540800), (224, 6161200), (256, 5391050), (280, 4928960), (292, 4726400), (320, 4312840), (350, 3943168), (365, 3781120), (400, 3450272), (422, 3270400), (448, 3080600), (511, 2700800), (512, 2695525), (560, 2464480), (584, 2363200), (640, 2156420), (700, 1971584), (730, 1890560), (800, 1725136), (844, 1635200), (896, 1540300), (1022, 1350400), (1055, 1308160), (1120, 1232240), (1168, 1181600), (1280, 1078210), (1400, 985792), (1460, 945280), (1477, 934400), (1600, 862568), (1688, 817600), (1792, 770150), (1825, 756224), (2044, 675200), (2110, 654080), (2240, 616120), (2336, 590800), (2555, 540160), (2560, 539105), (2800, 492896), (2920, 472640), (2954, 467200), (3200, 431284), (3376, 408800), (3584, 385075), (3650, 378112), (4088, 337600), (4220, 327040), (4480, 308060), (4672, 295400), (5110, 270080), (5275, 261632), (5600, 246448), (5840, 236320), (5908, 233600), (6400, 215642), (6752, 204400), (7300, 189056), (7385, 186880), (8176, 168800), (8440, 163520), (8960, 154030), (9344, 147700), (10220, 135040), (10550, 130816), (11200, 123224), (11680, 118160), (11816, 116800), (12775, 108032), (12800, 107821), (13504, 102200), (14600, 94528), (14770, 93440), (15403, 89600), (16352, 84400), (16880, 81760), (17920, 77015), (18688, 73850), (20440, 67520), (21100, 65408), (22400, 61612), (23360, 59080), (23632, 58400), (25550, 54016), (27008, 51100), (29200, 47264), (29540, 46720), (30806, 44800), (32704, 42200), (33760, 40880), (36925, 37376)]