209897280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2405

約数の個数: 168

約数和(自身を含む): 745565184

約数和(自身を除く): 535667904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1984, 2232, 2351, 2480, 2790, 2880, 2976, 3720, 4464, 4702, 4960, 5580, 5952, 7053, 7440, 8928, 9404, 9920, 11160, 11755, 14106, 14880, 17856, 18808, 21159, 22320, 23510, 28212, 29760, 35265, 37616, 42318, 44640, 47020, 56424, 70530, 72881, 75232, 84636, 89280, 94040, 105795, 112848, 141060, 145762, 150464, 169272, 188080, 211590, 218643, 225696, 282120, 291524, 338544, 364405, 376160, 423180, 437286, 451392, 564240, 583048, 655929, 677088, 728810, 752320, 846360, 874572, 1093215, 1128480, 1166096, 1311858, 1354176, 1457620, 1692720, 1749144, 2186430, 2256960, 2332192, 2623716, 2915240, 3279645, 3385440, 3498288, 4372860, 4664384, 5247432, 5830480, 6559290, 6770880, 6996576, 8745720, 10494864, 11660960, 13118580, 13993152, 17491440, 20989728, 23321920, 26237160, 34982880, 41979456, 52474320, 69965760, 104948640, 209897280]

約数ペア:

[(1, 209897280), (2, 104948640), (3, 69965760), (4, 52474320), (5, 41979456), (6, 34982880), (8, 26237160), (9, 23321920), (10, 20989728), (12, 17491440), (15, 13993152), (16, 13118580), (18, 11660960), (20, 10494864), (24, 8745720), (30, 6996576), (31, 6770880), (32, 6559290), (36, 5830480), (40, 5247432), (45, 4664384), (48, 4372860), (60, 3498288), (62, 3385440), (64, 3279645), (72, 2915240), (80, 2623716), (90, 2332192), (93, 2256960), (96, 2186430), (120, 1749144), (124, 1692720), (144, 1457620), (155, 1354176), (160, 1311858), (180, 1166096), (186, 1128480), (192, 1093215), (240, 874572), (248, 846360), (279, 752320), (288, 728810), (310, 677088), (320, 655929), (360, 583048), (372, 564240), (465, 451392), (480, 437286), (496, 423180), (558, 376160), (576, 364405), (620, 338544), (720, 291524), (744, 282120), (930, 225696), (960, 218643), (992, 211590), (1116, 188080), (1240, 169272), (1395, 150464), (1440, 145762), (1488, 141060), (1860, 112848), (1984, 105795), (2232, 94040), (2351, 89280), (2480, 84636), (2790, 75232), (2880, 72881), (2976, 70530), (3720, 56424), (4464, 47020), (4702, 44640), (4960, 42318), (5580, 37616), (5952, 35265), (7053, 29760), (7440, 28212), (8928, 23510), (9404, 22320), (9920, 21159), (11160, 18808), (11755, 17856), (14106, 14880)]