390691840

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 176

約数和(自身を含む): 1169639424

約数和(自身を除く): 778947584

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 256, 280, 308, 320, 352, 385, 440, 448, 512, 560, 616, 640, 704, 770, 880, 896, 991, 1024, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 1982, 2240, 2464, 2560, 2816, 3080, 3520, 3584, 3964, 4480, 4928, 4955, 5120, 5632, 6160, 6937, 7040, 7168, 7928, 8960, 9856, 9910, 10901, 11264, 12320, 13874, 14080, 15856, 17920, 19712, 19820, 21802, 24640, 27748, 28160, 31712, 34685, 35840, 39424, 39640, 43604, 49280, 54505, 55496, 56320, 63424, 69370, 76307, 78848, 79280, 87208, 98560, 109010, 110992, 126848, 138740, 152614, 158560, 174416, 197120, 218020, 221984, 253696, 277480, 305228, 317120, 348832, 381535, 394240, 436040, 443968, 507392, 554960, 610456, 634240, 697664, 763070, 872080, 887936, 1014784, 1109920, 1220912, 1268480, 1395328, 1526140, 1744160, 1775872, 2219840, 2441824, 2536960, 2790656, 3052280, 3488320, 3551744, 4439680, 4883648, 5073920, 5581312, 6104560, 6976640, 7103488, 8879360, 9767296, 11162624, 12209120, 13953280, 17758720, 19534592, 24418240, 27906560, 35517440, 39069184, 48836480, 55813120, 78138368, 97672960, 195345920, 390691840]

約数ペア:

[(1, 390691840), (2, 195345920), (4, 97672960), (5, 78138368), (7, 55813120), (8, 48836480), (10, 39069184), (11, 35517440), (14, 27906560), (16, 24418240), (20, 19534592), (22, 17758720), (28, 13953280), (32, 12209120), (35, 11162624), (40, 9767296), (44, 8879360), (55, 7103488), (56, 6976640), (64, 6104560), (70, 5581312), (77, 5073920), (80, 4883648), (88, 4439680), (110, 3551744), (112, 3488320), (128, 3052280), (140, 2790656), (154, 2536960), (160, 2441824), (176, 2219840), (220, 1775872), (224, 1744160), (256, 1526140), (280, 1395328), (308, 1268480), (320, 1220912), (352, 1109920), (385, 1014784), (440, 887936), (448, 872080), (512, 763070), (560, 697664), (616, 634240), (640, 610456), (704, 554960), (770, 507392), (880, 443968), (896, 436040), (991, 394240), (1024, 381535), (1120, 348832), (1232, 317120), (1280, 305228), (1408, 277480), (1540, 253696), (1760, 221984), (1792, 218020), (1982, 197120), (2240, 174416), (2464, 158560), (2560, 152614), (2816, 138740), (3080, 126848), (3520, 110992), (3584, 109010), (3964, 98560), (4480, 87208), (4928, 79280), (4955, 78848), (5120, 76307), (5632, 69370), (6160, 63424), (6937, 56320), (7040, 55496), (7168, 54505), (7928, 49280), (8960, 43604), (9856, 39640), (9910, 39424), (10901, 35840), (11264, 34685), (12320, 31712), (13874, 28160), (14080, 27748), (15856, 24640), (17920, 21802), (19712, 19820)]