40705280

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:105

約数の個数: 216

約数和(自身を含む): 125828640

約数和(自身を除く): 85123360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 59, 64, 70, 77, 80, 88, 98, 110, 112, 118, 128, 140, 154, 160, 176, 196, 220, 224, 236, 245, 256, 280, 295, 308, 320, 352, 385, 392, 413, 440, 448, 472, 490, 539, 560, 590, 616, 640, 649, 704, 770, 784, 826, 880, 896, 944, 980, 1078, 1120, 1180, 1232, 1280, 1298, 1408, 1540, 1568, 1652, 1760, 1792, 1888, 1960, 2065, 2156, 2240, 2360, 2464, 2596, 2695, 2816, 2891, 3080, 3136, 3245, 3304, 3520, 3776, 3920, 4130, 4312, 4480, 4543, 4720, 4928, 5192, 5390, 5782, 6160, 6272, 6490, 6608, 7040, 7552, 7840, 8260, 8624, 8960, 9086, 9440, 9856, 10384, 10780, 11564, 12320, 12544, 12980, 13216, 14080, 14455, 15104, 15680, 16520, 17248, 18172, 18880, 19712, 20768, 21560, 22715, 23128, 24640, 25960, 26432, 28910, 31360, 31801, 33040, 34496, 36344, 37760, 41536, 43120, 45430, 46256, 49280, 51920, 52864, 57820, 62720, 63602, 66080, 68992, 72688, 75520, 83072, 86240, 90860, 92512, 98560, 103840, 105728, 115640, 127204, 132160, 137984, 145376, 159005, 166144, 172480, 181720, 185024, 207680, 231280, 254408, 264320, 290752, 318010, 344960, 363440, 370048, 415360, 462560, 508816, 528640, 581504, 636020, 689920, 726880, 740096, 830720, 925120, 1017632, 1163008, 1272040, 1453760, 1850240, 2035264, 2544080, 2907520, 3700480, 4070528, 5088160, 5815040, 8141056, 10176320, 20352640, 40705280]

約数ペア:

[(1, 40705280), (2, 20352640), (4, 10176320), (5, 8141056), (7, 5815040), (8, 5088160), (10, 4070528), (11, 3700480), (14, 2907520), (16, 2544080), (20, 2035264), (22, 1850240), (28, 1453760), (32, 1272040), (35, 1163008), (40, 1017632), (44, 925120), (49, 830720), (55, 740096), (56, 726880), (59, 689920), (64, 636020), (70, 581504), (77, 528640), (80, 508816), (88, 462560), (98, 415360), (110, 370048), (112, 363440), (118, 344960), (128, 318010), (140, 290752), (154, 264320), (160, 254408), (176, 231280), (196, 207680), (220, 185024), (224, 181720), (236, 172480), (245, 166144), (256, 159005), (280, 145376), (295, 137984), (308, 132160), (320, 127204), (352, 115640), (385, 105728), (392, 103840), (413, 98560), (440, 92512), (448, 90860), (472, 86240), (490, 83072), (539, 75520), (560, 72688), (590, 68992), (616, 66080), (640, 63602), (649, 62720), (704, 57820), (770, 52864), (784, 51920), (826, 49280), (880, 46256), (896, 45430), (944, 43120), (980, 41536), (1078, 37760), (1120, 36344), (1180, 34496), (1232, 33040), (1280, 31801), (1298, 31360), (1408, 28910), (1540, 26432), (1568, 25960), (1652, 24640), (1760, 23128), (1792, 22715), (1888, 21560), (1960, 20768), (2065, 19712), (2156, 18880), (2240, 18172), (2360, 17248), (2464, 16520), (2596, 15680), (2695, 15104), (2816, 14455), (2891, 14080), (3080, 13216), (3136, 12980), (3245, 12544), (3304, 12320), (3520, 11564), (3776, 10780), (3920, 10384), (4130, 9856), (4312, 9440), (4480, 9086), (4543, 8960), (4720, 8624), (4928, 8260), (5192, 7840), (5390, 7552), (5782, 7040), (6160, 6608), (6272, 6490)]