197257680

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 240

約数和(自身を含む): 701413440

約数和(自身を除く): 504155760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 73, 80, 81, 90, 108, 120, 135, 139, 144, 146, 162, 180, 216, 219, 240, 243, 270, 278, 292, 324, 360, 365, 405, 417, 432, 438, 486, 540, 556, 584, 648, 657, 695, 720, 730, 810, 834, 876, 972, 1080, 1095, 1112, 1168, 1215, 1251, 1296, 1314, 1390, 1460, 1620, 1668, 1752, 1944, 1971, 2085, 2160, 2190, 2224, 2430, 2502, 2628, 2780, 2920, 3240, 3285, 3336, 3504, 3753, 3888, 3942, 4170, 4380, 4860, 5004, 5256, 5560, 5840, 5913, 6255, 6480, 6570, 6672, 7506, 7884, 8340, 8760, 9720, 9855, 10008, 10147, 10512, 11120, 11259, 11826, 12510, 13140, 15012, 15768, 16680, 17520, 17739, 18765, 19440, 19710, 20016, 20294, 22518, 23652, 25020, 26280, 29565, 30024, 30441, 31536, 33360, 33777, 35478, 37530, 39420, 40588, 45036, 47304, 50040, 50735, 52560, 56295, 59130, 60048, 60882, 67554, 70956, 75060, 78840, 81176, 88695, 90072, 91323, 94608, 100080, 101470, 112590, 118260, 121764, 135108, 141912, 150120, 152205, 157680, 162352, 168885, 177390, 180144, 182646, 202940, 225180, 236520, 243528, 270216, 273969, 283824, 300240, 304410, 337770, 354780, 365292, 405880, 450360, 456615, 473040, 487056, 540432, 547938, 608820, 675540, 709560, 730584, 811760, 821907, 900720, 913230, 1095876, 1217640, 1351080, 1369845, 1419120, 1461168, 1643814, 1826460, 2191752, 2435280, 2465721, 2702160, 2739690, 3287628, 3652920, 4109535, 4383504, 4931442, 5479380, 6575256, 7305840, 8219070, 9862884, 10958760, 12328605, 13150512, 16438140, 19725768, 21917520, 24657210, 32876280, 39451536, 49314420, 65752560, 98628840, 197257680]

約数ペア:

[(1, 197257680), (2, 98628840), (3, 65752560), (4, 49314420), (5, 39451536), (6, 32876280), (8, 24657210), (9, 21917520), (10, 19725768), (12, 16438140), (15, 13150512), (16, 12328605), (18, 10958760), (20, 9862884), (24, 8219070), (27, 7305840), (30, 6575256), (36, 5479380), (40, 4931442), (45, 4383504), (48, 4109535), (54, 3652920), (60, 3287628), (72, 2739690), (73, 2702160), (80, 2465721), (81, 2435280), (90, 2191752), (108, 1826460), (120, 1643814), (135, 1461168), (139, 1419120), (144, 1369845), (146, 1351080), (162, 1217640), (180, 1095876), (216, 913230), (219, 900720), (240, 821907), (243, 811760), (270, 730584), (278, 709560), (292, 675540), (324, 608820), (360, 547938), (365, 540432), (405, 487056), (417, 473040), (432, 456615), (438, 450360), (486, 405880), (540, 365292), (556, 354780), (584, 337770), (648, 304410), (657, 300240), (695, 283824), (720, 273969), (730, 270216), (810, 243528), (834, 236520), (876, 225180), (972, 202940), (1080, 182646), (1095, 180144), (1112, 177390), (1168, 168885), (1215, 162352), (1251, 157680), (1296, 152205), (1314, 150120), (1390, 141912), (1460, 135108), (1620, 121764), (1668, 118260), (1752, 112590), (1944, 101470), (1971, 100080), (2085, 94608), (2160, 91323), (2190, 90072), (2224, 88695), (2430, 81176), (2502, 78840), (2628, 75060), (2780, 70956), (2920, 67554), (3240, 60882), (3285, 60048), (3336, 59130), (3504, 56295), (3753, 52560), (3888, 50735), (3942, 50040), (4170, 47304), (4380, 45036), (4860, 40588), (5004, 39420), (5256, 37530), (5560, 35478), (5840, 33777), (5913, 33360), (6255, 31536), (6480, 30441), (6570, 30024), (6672, 29565), (7506, 26280), (7884, 25020), (8340, 23652), (8760, 22518), (9720, 20294), (9855, 20016), (10008, 19710), (10147, 19440), (10512, 18765), (11120, 17739), (11259, 17520), (11826, 16680), (12510, 15768), (13140, 15012)]