197409520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:543

約数の個数: 160

約数和(自身を含む): 581391360

約数和(自身を除く): 383981840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 176, 220, 280, 292, 308, 365, 385, 439, 440, 511, 560, 584, 616, 730, 770, 803, 878, 880, 1022, 1168, 1232, 1460, 1540, 1606, 1756, 2044, 2195, 2555, 2920, 3073, 3080, 3212, 3512, 4015, 4088, 4390, 4829, 5110, 5621, 5840, 6146, 6160, 6424, 7024, 8030, 8176, 8780, 9658, 10220, 11242, 12292, 12848, 15365, 16060, 17560, 19316, 20440, 22484, 24145, 24584, 28105, 30730, 32047, 32120, 33803, 35120, 38632, 40880, 44968, 48290, 49168, 56210, 61460, 64094, 64240, 67606, 77264, 89936, 96580, 112420, 122920, 128188, 135212, 160235, 169015, 193160, 224329, 224840, 245840, 256376, 270424, 320470, 338030, 352517, 386320, 448658, 449680, 512752, 540848, 640940, 676060, 705034, 897316, 1121645, 1281880, 1352120, 1410068, 1762585, 1794632, 2243290, 2467619, 2563760, 2704240, 2820136, 3525170, 3589264, 4486580, 4935238, 5640272, 7050340, 8973160, 9870476, 12338095, 14100680, 17946320, 19740952, 24676190, 28201360, 39481904, 49352380, 98704760, 197409520]

約数ペア:

[(1, 197409520), (2, 98704760), (4, 49352380), (5, 39481904), (7, 28201360), (8, 24676190), (10, 19740952), (11, 17946320), (14, 14100680), (16, 12338095), (20, 9870476), (22, 8973160), (28, 7050340), (35, 5640272), (40, 4935238), (44, 4486580), (55, 3589264), (56, 3525170), (70, 2820136), (73, 2704240), (77, 2563760), (80, 2467619), (88, 2243290), (110, 1794632), (112, 1762585), (140, 1410068), (146, 1352120), (154, 1281880), (176, 1121645), (220, 897316), (280, 705034), (292, 676060), (308, 640940), (365, 540848), (385, 512752), (439, 449680), (440, 448658), (511, 386320), (560, 352517), (584, 338030), (616, 320470), (730, 270424), (770, 256376), (803, 245840), (878, 224840), (880, 224329), (1022, 193160), (1168, 169015), (1232, 160235), (1460, 135212), (1540, 128188), (1606, 122920), (1756, 112420), (2044, 96580), (2195, 89936), (2555, 77264), (2920, 67606), (3073, 64240), (3080, 64094), (3212, 61460), (3512, 56210), (4015, 49168), (4088, 48290), (4390, 44968), (4829, 40880), (5110, 38632), (5621, 35120), (5840, 33803), (6146, 32120), (6160, 32047), (6424, 30730), (7024, 28105), (8030, 24584), (8176, 24145), (8780, 22484), (9658, 20440), (10220, 19316), (11242, 17560), (12292, 16060), (12848, 15365)]