3960131840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2221}}^1$

素因数の和:2448

約数の個数: 144

約数和(自身を含む): 10900243200

約数和(自身を除く): 6940111360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 199, 224, 256, 280, 320, 398, 448, 560, 640, 796, 896, 995, 1120, 1280, 1393, 1592, 1792, 1990, 2221, 2240, 2786, 3184, 3980, 4442, 4480, 5572, 6368, 6965, 7960, 8884, 8960, 11105, 11144, 12736, 13930, 15547, 15920, 17768, 22210, 22288, 25472, 27860, 31094, 31840, 35536, 44420, 44576, 50944, 55720, 62188, 63680, 71072, 77735, 88840, 89152, 111440, 124376, 127360, 142144, 155470, 177680, 178304, 222880, 248752, 254720, 284288, 310940, 355360, 356608, 441979, 445760, 497504, 568576, 621880, 710720, 883958, 891520, 995008, 1243760, 1421440, 1767916, 1783040, 1990016, 2209895, 2487520, 2842880, 3093853, 3535832, 3980032, 4419790, 4975040, 6187706, 7071664, 8839580, 9950080, 12375412, 14143328, 15469265, 17679160, 19900160, 24750824, 28286656, 30938530, 35358320, 49501648, 56573312, 61877060, 70716640, 99003296, 113146624, 123754120, 141433280, 198006592, 247508240, 282866560, 396013184, 495016480, 565733120, 792026368, 990032960, 1980065920, 3960131840]

約数ペア:

[(1, 3960131840), (2, 1980065920), (4, 990032960), (5, 792026368), (7, 565733120), (8, 495016480), (10, 396013184), (14, 282866560), (16, 247508240), (20, 198006592), (28, 141433280), (32, 123754120), (35, 113146624), (40, 99003296), (56, 70716640), (64, 61877060), (70, 56573312), (80, 49501648), (112, 35358320), (128, 30938530), (140, 28286656), (160, 24750824), (199, 19900160), (224, 17679160), (256, 15469265), (280, 14143328), (320, 12375412), (398, 9950080), (448, 8839580), (560, 7071664), (640, 6187706), (796, 4975040), (896, 4419790), (995, 3980032), (1120, 3535832), (1280, 3093853), (1393, 2842880), (1592, 2487520), (1792, 2209895), (1990, 1990016), (2221, 1783040), (2240, 1767916), (2786, 1421440), (3184, 1243760), (3980, 995008), (4442, 891520), (4480, 883958), (5572, 710720), (6368, 621880), (6965, 568576), (7960, 497504), (8884, 445760), (8960, 441979), (11105, 356608), (11144, 355360), (12736, 310940), (13930, 284288), (15547, 254720), (15920, 248752), (17768, 222880), (22210, 178304), (22288, 177680), (25472, 155470), (27860, 142144), (31094, 127360), (31840, 124376), (35536, 111440), (44420, 89152), (44576, 88840), (50944, 77735), (55720, 71072), (62188, 63680)]