127696520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 351993600

約数和(自身を除く): 224297080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 139, 140, 170, 193, 238, 278, 280, 340, 386, 476, 556, 595, 680, 695, 772, 952, 965, 973, 1112, 1190, 1351, 1390, 1544, 1930, 1946, 2363, 2380, 2702, 2780, 3281, 3860, 3892, 4726, 4760, 4865, 5404, 5560, 6562, 6755, 7720, 7784, 9452, 9730, 10808, 11815, 13124, 13510, 16405, 16541, 18904, 19460, 22967, 23630, 26248, 26827, 27020, 32810, 33082, 38920, 45934, 47260, 53654, 54040, 65620, 66164, 82705, 91868, 94520, 107308, 114835, 131240, 132328, 134135, 165410, 183736, 187789, 214616, 229670, 268270, 330820, 375578, 456059, 459340, 536540, 661640, 751156, 912118, 918680, 938945, 1073080, 1502312, 1824236, 1877890, 2280295, 3192413, 3648472, 3755780, 4560590, 6384826, 7511560, 9121180, 12769652, 15962065, 18242360, 25539304, 31924130, 63848260, 127696520]

約数ペア:

[(1, 127696520), (2, 63848260), (4, 31924130), (5, 25539304), (7, 18242360), (8, 15962065), (10, 12769652), (14, 9121180), (17, 7511560), (20, 6384826), (28, 4560590), (34, 3755780), (35, 3648472), (40, 3192413), (56, 2280295), (68, 1877890), (70, 1824236), (85, 1502312), (119, 1073080), (136, 938945), (139, 918680), (140, 912118), (170, 751156), (193, 661640), (238, 536540), (278, 459340), (280, 456059), (340, 375578), (386, 330820), (476, 268270), (556, 229670), (595, 214616), (680, 187789), (695, 183736), (772, 165410), (952, 134135), (965, 132328), (973, 131240), (1112, 114835), (1190, 107308), (1351, 94520), (1390, 91868), (1544, 82705), (1930, 66164), (1946, 65620), (2363, 54040), (2380, 53654), (2702, 47260), (2780, 45934), (3281, 38920), (3860, 33082), (3892, 32810), (4726, 27020), (4760, 26827), (4865, 26248), (5404, 23630), (5560, 22967), (6562, 19460), (6755, 18904), (7720, 16541), (7784, 16405), (9452, 13510), (9730, 13124), (10808, 11815)]