991605120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1681

約数の個数: 256

約数和(自身を含む): 3569184000

約数和(自身を除く): 2577578880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 32, 33, 40, 44, 48, 55, 58, 60, 64, 66, 80, 87, 88, 96, 110, 116, 120, 128, 132, 145, 160, 165, 174, 176, 192, 220, 232, 240, 264, 290, 319, 320, 330, 348, 352, 384, 435, 440, 464, 480, 528, 580, 638, 640, 660, 696, 704, 870, 880, 928, 957, 960, 1056, 1160, 1276, 1320, 1392, 1408, 1595, 1619, 1740, 1760, 1856, 1914, 1920, 2112, 2320, 2552, 2640, 2784, 3190, 3238, 3480, 3520, 3712, 3828, 4224, 4640, 4785, 4857, 5104, 5280, 5568, 6380, 6476, 6960, 7040, 7656, 8095, 9280, 9570, 9714, 10208, 10560, 11136, 12760, 12952, 13920, 15312, 16190, 17809, 18560, 19140, 19428, 20416, 21120, 24285, 25520, 25904, 27840, 30624, 32380, 35618, 38280, 38856, 40832, 46951, 48570, 51040, 51808, 53427, 55680, 61248, 64760, 71236, 76560, 77712, 89045, 93902, 97140, 102080, 103616, 106854, 122496, 129520, 140853, 142472, 153120, 155424, 178090, 187804, 194280, 204160, 207232, 213708, 234755, 259040, 267135, 281706, 284944, 306240, 310848, 356180, 375608, 388560, 427416, 469510, 516461, 518080, 534270, 563412, 569888, 612480, 621696, 704265, 712360, 751216, 777120, 854832, 939020, 1032922, 1036160, 1068540, 1126824, 1139776, 1408530, 1424720, 1502432, 1549383, 1554240, 1709664, 1878040, 2065844, 2137080, 2253648, 2279552, 2582305, 2817060, 2849440, 3004864, 3098766, 3108480, 3419328, 3756080, 4131688, 4274160, 4507296, 5164610, 5634120, 5698880, 6009728, 6197532, 6838656, 7512160, 7746915, 8263376, 8548320, 9014592, 10329220, 11268240, 11397760, 12395064, 15024320, 15493830, 16526752, 17096640, 18029184, 20658440, 22536480, 24790128, 30048640, 30987660, 33053504, 34193280, 41316880, 45072960, 49580256, 61975320, 66107008, 82633760, 90145920, 99160512, 123950640, 165267520, 198321024, 247901280, 330535040, 495802560, 991605120]

約数ペア:

[(1, 991605120), (2, 495802560), (3, 330535040), (4, 247901280), (5, 198321024), (6, 165267520), (8, 123950640), (10, 99160512), (11, 90145920), (12, 82633760), (15, 66107008), (16, 61975320), (20, 49580256), (22, 45072960), (24, 41316880), (29, 34193280), (30, 33053504), (32, 30987660), (33, 30048640), (40, 24790128), (44, 22536480), (48, 20658440), (55, 18029184), (58, 17096640), (60, 16526752), (64, 15493830), (66, 15024320), (80, 12395064), (87, 11397760), (88, 11268240), (96, 10329220), (110, 9014592), (116, 8548320), (120, 8263376), (128, 7746915), (132, 7512160), (145, 6838656), (160, 6197532), (165, 6009728), (174, 5698880), (176, 5634120), (192, 5164610), (220, 4507296), (232, 4274160), (240, 4131688), (264, 3756080), (290, 3419328), (319, 3108480), (320, 3098766), (330, 3004864), (348, 2849440), (352, 2817060), (384, 2582305), (435, 2279552), (440, 2253648), (464, 2137080), (480, 2065844), (528, 1878040), (580, 1709664), (638, 1554240), (640, 1549383), (660, 1502432), (696, 1424720), (704, 1408530), (870, 1139776), (880, 1126824), (928, 1068540), (957, 1036160), (960, 1032922), (1056, 939020), (1160, 854832), (1276, 777120), (1320, 751216), (1392, 712360), (1408, 704265), (1595, 621696), (1619, 612480), (1740, 569888), (1760, 563412), (1856, 534270), (1914, 518080), (1920, 516461), (2112, 469510), (2320, 427416), (2552, 388560), (2640, 375608), (2784, 356180), (3190, 310848), (3238, 306240), (3480, 284944), (3520, 281706), (3712, 267135), (3828, 259040), (4224, 234755), (4640, 213708), (4785, 207232), (4857, 204160), (5104, 194280), (5280, 187804), (5568, 178090), (6380, 155424), (6476, 153120), (6960, 142472), (7040, 140853), (7656, 129520), (8095, 122496), (9280, 106854), (9570, 103616), (9714, 102080), (10208, 97140), (10560, 93902), (11136, 89045), (12760, 77712), (12952, 76560), (13920, 71236), (15312, 64760), (16190, 61248), (17809, 55680), (18560, 53427), (19140, 51808), (19428, 51040), (20416, 48570), (21120, 46951), (24285, 40832), (25520, 38856), (25904, 38280), (27840, 35618), (30624, 32380)]