268618560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:661

約数の個数: 224

約数和(自身を含む): 990185472

約数和(自身を除く): 721566912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 192, 210, 213, 224, 240, 280, 284, 320, 336, 355, 420, 426, 448, 480, 497, 560, 563, 568, 672, 710, 840, 852, 960, 994, 1065, 1120, 1126, 1136, 1344, 1420, 1491, 1680, 1689, 1704, 1988, 2130, 2240, 2252, 2272, 2485, 2815, 2840, 2982, 3360, 3378, 3408, 3941, 3976, 4260, 4504, 4544, 4970, 5630, 5680, 5964, 6720, 6756, 6816, 7455, 7882, 7952, 8445, 8520, 9008, 9940, 11260, 11360, 11823, 11928, 13512, 13632, 14910, 15764, 15904, 16890, 17040, 18016, 19705, 19880, 22520, 22720, 23646, 23856, 27024, 29820, 31528, 31808, 33780, 34080, 36032, 39410, 39760, 39973, 45040, 47292, 47712, 54048, 59115, 59640, 63056, 67560, 68160, 78820, 79520, 79946, 90080, 94584, 95424, 108096, 118230, 119280, 119919, 126112, 135120, 157640, 159040, 159892, 180160, 189168, 199865, 236460, 238560, 239838, 252224, 270240, 279811, 315280, 319784, 378336, 399730, 472920, 477120, 479676, 540480, 559622, 599595, 630560, 639568, 756672, 799460, 839433, 945840, 959352, 1119244, 1199190, 1261120, 1279136, 1399055, 1598920, 1678866, 1891680, 1918704, 2238488, 2398380, 2558272, 2798110, 3197840, 3357732, 3783360, 3837408, 4197165, 4476976, 4796760, 5596220, 6395680, 6715464, 7674816, 8394330, 8953952, 9593520, 11192440, 12791360, 13430928, 16788660, 17907904, 19187040, 22384880, 26861856, 33577320, 38374080, 44769760, 53723712, 67154640, 89539520, 134309280, 268618560]

約数ペア:

[(1, 268618560), (2, 134309280), (3, 89539520), (4, 67154640), (5, 53723712), (6, 44769760), (7, 38374080), (8, 33577320), (10, 26861856), (12, 22384880), (14, 19187040), (15, 17907904), (16, 16788660), (20, 13430928), (21, 12791360), (24, 11192440), (28, 9593520), (30, 8953952), (32, 8394330), (35, 7674816), (40, 6715464), (42, 6395680), (48, 5596220), (56, 4796760), (60, 4476976), (64, 4197165), (70, 3837408), (71, 3783360), (80, 3357732), (84, 3197840), (96, 2798110), (105, 2558272), (112, 2398380), (120, 2238488), (140, 1918704), (142, 1891680), (160, 1678866), (168, 1598920), (192, 1399055), (210, 1279136), (213, 1261120), (224, 1199190), (240, 1119244), (280, 959352), (284, 945840), (320, 839433), (336, 799460), (355, 756672), (420, 639568), (426, 630560), (448, 599595), (480, 559622), (497, 540480), (560, 479676), (563, 477120), (568, 472920), (672, 399730), (710, 378336), (840, 319784), (852, 315280), (960, 279811), (994, 270240), (1065, 252224), (1120, 239838), (1126, 238560), (1136, 236460), (1344, 199865), (1420, 189168), (1491, 180160), (1680, 159892), (1689, 159040), (1704, 157640), (1988, 135120), (2130, 126112), (2240, 119919), (2252, 119280), (2272, 118230), (2485, 108096), (2815, 95424), (2840, 94584), (2982, 90080), (3360, 79946), (3378, 79520), (3408, 78820), (3941, 68160), (3976, 67560), (4260, 63056), (4504, 59640), (4544, 59115), (4970, 54048), (5630, 47712), (5680, 47292), (5964, 45040), (6720, 39973), (6756, 39760), (6816, 39410), (7455, 36032), (7882, 34080), (7952, 33780), (8445, 31808), (8520, 31528), (9008, 29820), (9940, 27024), (11260, 23856), (11360, 23646), (11823, 22720), (11928, 22520), (13512, 19880), (13632, 19705), (14910, 18016), (15764, 17040), (15904, 16890)]