69891660

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 223999776

約数和(自身を除く): 154108116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 180, 197, 219, 243, 270, 292, 324, 365, 394, 405, 438, 486, 540, 591, 657, 730, 788, 810, 876, 972, 985, 1095, 1182, 1215, 1314, 1460, 1620, 1773, 1970, 1971, 2190, 2364, 2430, 2628, 2955, 3285, 3546, 3940, 3942, 4380, 4860, 5319, 5910, 5913, 6570, 7092, 7884, 8865, 9855, 10638, 11820, 11826, 13140, 14381, 15957, 17730, 17739, 19710, 21276, 23652, 26595, 28762, 29565, 31914, 35460, 35478, 39420, 43143, 47871, 53190, 57524, 59130, 63828, 70956, 71905, 79785, 86286, 88695, 95742, 106380, 118260, 129429, 143810, 159570, 172572, 177390, 191484, 215715, 239355, 258858, 287620, 319140, 354780, 388287, 431430, 478710, 517716, 647145, 776574, 862860, 957420, 1164861, 1294290, 1553148, 1941435, 2329722, 2588580, 3494583, 3882870, 4659444, 5824305, 6989166, 7765740, 11648610, 13978332, 17472915, 23297220, 34945830, 69891660]

約数ペア:

[(1, 69891660), (2, 34945830), (3, 23297220), (4, 17472915), (5, 13978332), (6, 11648610), (9, 7765740), (10, 6989166), (12, 5824305), (15, 4659444), (18, 3882870), (20, 3494583), (27, 2588580), (30, 2329722), (36, 1941435), (45, 1553148), (54, 1294290), (60, 1164861), (73, 957420), (81, 862860), (90, 776574), (108, 647145), (135, 517716), (146, 478710), (162, 431430), (180, 388287), (197, 354780), (219, 319140), (243, 287620), (270, 258858), (292, 239355), (324, 215715), (365, 191484), (394, 177390), (405, 172572), (438, 159570), (486, 143810), (540, 129429), (591, 118260), (657, 106380), (730, 95742), (788, 88695), (810, 86286), (876, 79785), (972, 71905), (985, 70956), (1095, 63828), (1182, 59130), (1215, 57524), (1314, 53190), (1460, 47871), (1620, 43143), (1773, 39420), (1970, 35478), (1971, 35460), (2190, 31914), (2364, 29565), (2430, 28762), (2628, 26595), (2955, 23652), (3285, 21276), (3546, 19710), (3940, 17739), (3942, 17730), (4380, 15957), (4860, 14381), (5319, 13140), (5910, 11826), (5913, 11820), (6570, 10638), (7092, 9855), (7884, 8865)]