1628112640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16519}}^1$

素因数の和:16558

約数の個数: 144

約数和(自身を含む): 4862430720

約数和(自身を除く): 3234318080

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, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1280, 1408, 1540, 1760, 1792, 2240, 2464, 2816, 3080, 3520, 4480, 4928, 6160, 7040, 8960, 9856, 12320, 14080, 16519, 19712, 24640, 33038, 49280, 66076, 82595, 98560, 115633, 132152, 165190, 181709, 231266, 264304, 330380, 363418, 462532, 528608, 578165, 660760, 726836, 908545, 925064, 1057216, 1156330, 1271963, 1321520, 1453672, 1817090, 1850128, 2114432, 2312660, 2543926, 2643040, 2907344, 3634180, 3700256, 4228864, 4625320, 5087852, 5286080, 5814688, 6359815, 7268360, 7400512, 9250640, 10175704, 10572160, 11629376, 12719630, 14536720, 14801024, 18501280, 20351408, 21144320, 23258752, 25439260, 29073440, 29602048, 37002560, 40702816, 46517504, 50878520, 58146880, 74005120, 81405632, 101757040, 116293760, 148010240, 162811264, 203514080, 232587520, 325622528, 407028160, 814056320, 1628112640]

約数ペア:

[(1, 1628112640), (2, 814056320), (4, 407028160), (5, 325622528), (7, 232587520), (8, 203514080), (10, 162811264), (11, 148010240), (14, 116293760), (16, 101757040), (20, 81405632), (22, 74005120), (28, 58146880), (32, 50878520), (35, 46517504), (40, 40702816), (44, 37002560), (55, 29602048), (56, 29073440), (64, 25439260), (70, 23258752), (77, 21144320), (80, 20351408), (88, 18501280), (110, 14801024), (112, 14536720), (128, 12719630), (140, 11629376), (154, 10572160), (160, 10175704), (176, 9250640), (220, 7400512), (224, 7268360), (256, 6359815), (280, 5814688), (308, 5286080), (320, 5087852), (352, 4625320), (385, 4228864), (440, 3700256), (448, 3634180), (560, 2907344), (616, 2643040), (640, 2543926), (704, 2312660), (770, 2114432), (880, 1850128), (896, 1817090), (1120, 1453672), (1232, 1321520), (1280, 1271963), (1408, 1156330), (1540, 1057216), (1760, 925064), (1792, 908545), (2240, 726836), (2464, 660760), (2816, 578165), (3080, 528608), (3520, 462532), (4480, 363418), (4928, 330380), (6160, 264304), (7040, 231266), (8960, 181709), (9856, 165190), (12320, 132152), (14080, 115633), (16519, 98560), (19712, 82595), (24640, 66076), (33038, 49280)]