277067560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 192

約数和(自身を含む): 806682240

約数和(自身を除く): 529614680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 71, 77, 88, 98, 110, 140, 142, 154, 181, 196, 220, 245, 280, 284, 308, 355, 362, 385, 392, 440, 490, 497, 539, 568, 616, 710, 724, 770, 781, 905, 980, 994, 1078, 1267, 1420, 1448, 1540, 1562, 1810, 1960, 1988, 1991, 2156, 2485, 2534, 2695, 2840, 3080, 3124, 3479, 3620, 3905, 3976, 3982, 4312, 4970, 5068, 5390, 5467, 6248, 6335, 6958, 7240, 7810, 7964, 8869, 9940, 9955, 10136, 10780, 10934, 12670, 12851, 13916, 13937, 15620, 15928, 17395, 17738, 19880, 19910, 21560, 21868, 25340, 25702, 27335, 27832, 27874, 31240, 34790, 35476, 38269, 39820, 43736, 44345, 50680, 51404, 54670, 55748, 64255, 69580, 69685, 70952, 76538, 79640, 88690, 89957, 97559, 102808, 109340, 111496, 128510, 139160, 139370, 141361, 153076, 177380, 179914, 191345, 195118, 218680, 257020, 278740, 282722, 306152, 354760, 359828, 382690, 390236, 449785, 487795, 514040, 557480, 565444, 629699, 706805, 719656, 765380, 780472, 899570, 975590, 989527, 1130888, 1259398, 1413610, 1530760, 1799140, 1951180, 1979054, 2518796, 2827220, 3148495, 3598280, 3902360, 3958108, 4947635, 5037592, 5654440, 6296990, 6926689, 7916216, 9895270, 12593980, 13853378, 19790540, 25187960, 27706756, 34633445, 39581080, 55413512, 69266890, 138533780, 277067560]

約数ペア:

[(1, 277067560), (2, 138533780), (4, 69266890), (5, 55413512), (7, 39581080), (8, 34633445), (10, 27706756), (11, 25187960), (14, 19790540), (20, 13853378), (22, 12593980), (28, 9895270), (35, 7916216), (40, 6926689), (44, 6296990), (49, 5654440), (55, 5037592), (56, 4947635), (70, 3958108), (71, 3902360), (77, 3598280), (88, 3148495), (98, 2827220), (110, 2518796), (140, 1979054), (142, 1951180), (154, 1799140), (181, 1530760), (196, 1413610), (220, 1259398), (245, 1130888), (280, 989527), (284, 975590), (308, 899570), (355, 780472), (362, 765380), (385, 719656), (392, 706805), (440, 629699), (490, 565444), (497, 557480), (539, 514040), (568, 487795), (616, 449785), (710, 390236), (724, 382690), (770, 359828), (781, 354760), (905, 306152), (980, 282722), (994, 278740), (1078, 257020), (1267, 218680), (1420, 195118), (1448, 191345), (1540, 179914), (1562, 177380), (1810, 153076), (1960, 141361), (1988, 139370), (1991, 139160), (2156, 128510), (2485, 111496), (2534, 109340), (2695, 102808), (2840, 97559), (3080, 89957), (3124, 88690), (3479, 79640), (3620, 76538), (3905, 70952), (3976, 69685), (3982, 69580), (4312, 64255), (4970, 55748), (5068, 54670), (5390, 51404), (5467, 50680), (6248, 44345), (6335, 43736), (6958, 39820), (7240, 38269), (7810, 35476), (7964, 34790), (8869, 31240), (9940, 27874), (9955, 27832), (10136, 27335), (10780, 25702), (10934, 25340), (12670, 21868), (12851, 21560), (13916, 19910), (13937, 19880), (15620, 17738), (15928, 17395)]