1288286720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 320

約数和(自身を含む): 3806542080

約数和(自身を除く): 2518255360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 37, 40, 56, 58, 64, 67, 70, 74, 80, 112, 116, 128, 134, 140, 145, 148, 160, 185, 203, 224, 232, 256, 259, 268, 280, 290, 296, 320, 335, 370, 406, 448, 464, 469, 512, 518, 536, 560, 580, 592, 640, 670, 740, 812, 896, 928, 938, 1015, 1036, 1072, 1073, 1120, 1160, 1184, 1280, 1295, 1340, 1480, 1624, 1792, 1856, 1876, 1943, 2030, 2072, 2144, 2146, 2240, 2320, 2345, 2368, 2479, 2560, 2590, 2680, 2960, 3248, 3584, 3712, 3752, 3886, 4060, 4144, 4288, 4292, 4480, 4640, 4690, 4736, 4958, 5180, 5360, 5365, 5920, 6496, 7424, 7504, 7511, 7772, 8120, 8288, 8576, 8584, 8960, 9280, 9380, 9472, 9715, 9916, 10360, 10720, 10730, 11840, 12395, 12992, 13601, 14848, 15008, 15022, 15544, 16240, 16576, 17152, 17168, 17353, 17920, 18560, 18760, 18944, 19430, 19832, 20720, 21440, 21460, 23680, 24790, 25984, 27202, 30016, 30044, 31088, 32480, 33152, 34304, 34336, 34706, 37120, 37520, 37555, 38860, 39664, 41440, 42880, 42920, 47360, 49580, 51968, 54404, 60032, 60088, 62176, 64960, 66304, 68005, 68672, 69412, 71891, 74240, 75040, 75110, 77720, 79328, 82880, 85760, 85840, 86765, 94720, 99160, 103936, 108808, 120064, 120176, 124352, 129920, 132608, 136010, 137344, 138824, 143782, 150080, 150220, 155440, 158656, 165760, 171520, 171680, 173530, 198320, 217616, 240128, 240352, 248704, 259840, 272020, 274688, 277648, 287564, 300160, 300440, 310880, 317312, 331520, 343360, 347060, 359455, 396640, 435232, 480704, 497408, 503237, 519680, 544040, 549376, 555296, 575128, 600320, 600880, 621760, 634624, 663040, 686720, 694120, 718910, 793280, 870464, 961408, 994816, 1006474, 1088080, 1110592, 1150256, 1200640, 1201760, 1243520, 1269248, 1373440, 1388240, 1437820, 1586560, 1740928, 1922816, 2012948, 2176160, 2221184, 2300512, 2403520, 2487040, 2516185, 2746880, 2776480, 2875640, 3173120, 3481856, 3845632, 4025896, 4352320, 4442368, 4601024, 4807040, 4974080, 5032370, 5552960, 5751280, 6346240, 6963712, 8051792, 8704640, 8884736, 9202048, 9614080, 10064740, 11105920, 11502560, 16103584, 17409280, 18404096, 19228160, 20129480, 22211840, 23005120, 32207168, 34818560, 36808192, 40258960, 44423680, 46010240, 64414336, 80517920, 92020480, 128828672, 161035840, 184040960, 257657344, 322071680, 644143360, 1288286720]

約数ペア:

[(1, 1288286720), (2, 644143360), (4, 322071680), (5, 257657344), (7, 184040960), (8, 161035840), (10, 128828672), (14, 92020480), (16, 80517920), (20, 64414336), (28, 46010240), (29, 44423680), (32, 40258960), (35, 36808192), (37, 34818560), (40, 32207168), (56, 23005120), (58, 22211840), (64, 20129480), (67, 19228160), (70, 18404096), (74, 17409280), (80, 16103584), (112, 11502560), (116, 11105920), (128, 10064740), (134, 9614080), (140, 9202048), (145, 8884736), (148, 8704640), (160, 8051792), (185, 6963712), (203, 6346240), (224, 5751280), (232, 5552960), (256, 5032370), (259, 4974080), (268, 4807040), (280, 4601024), (290, 4442368), (296, 4352320), (320, 4025896), (335, 3845632), (370, 3481856), (406, 3173120), (448, 2875640), (464, 2776480), (469, 2746880), (512, 2516185), (518, 2487040), (536, 2403520), (560, 2300512), (580, 2221184), (592, 2176160), (640, 2012948), (670, 1922816), (740, 1740928), (812, 1586560), (896, 1437820), (928, 1388240), (938, 1373440), (1015, 1269248), (1036, 1243520), (1072, 1201760), (1073, 1200640), (1120, 1150256), (1160, 1110592), (1184, 1088080), (1280, 1006474), (1295, 994816), (1340, 961408), (1480, 870464), (1624, 793280), (1792, 718910), (1856, 694120), (1876, 686720), (1943, 663040), (2030, 634624), (2072, 621760), (2144, 600880), (2146, 600320), (2240, 575128), (2320, 555296), (2345, 549376), (2368, 544040), (2479, 519680), (2560, 503237), (2590, 497408), (2680, 480704), (2960, 435232), (3248, 396640), (3584, 359455), (3712, 347060), (3752, 343360), (3886, 331520), (4060, 317312), (4144, 310880), (4288, 300440), (4292, 300160), (4480, 287564), (4640, 277648), (4690, 274688), (4736, 272020), (4958, 259840), (5180, 248704), (5360, 240352), (5365, 240128), (5920, 217616), (6496, 198320), (7424, 173530), (7504, 171680), (7511, 171520), (7772, 165760), (8120, 158656), (8288, 155440), (8576, 150220), (8584, 150080), (8960, 143782), (9280, 138824), (9380, 137344), (9472, 136010), (9715, 132608), (9916, 129920), (10360, 124352), (10720, 120176), (10730, 120064), (11840, 108808), (12395, 103936), (12992, 99160), (13601, 94720), (14848, 86765), (15008, 85840), (15022, 85760), (15544, 82880), (16240, 79328), (16576, 77720), (17152, 75110), (17168, 75040), (17353, 74240), (17920, 71891), (18560, 69412), (18760, 68672), (18944, 68005), (19430, 66304), (19832, 64960), (20720, 62176), (21440, 60088), (21460, 60032), (23680, 54404), (24790, 51968), (25984, 49580), (27202, 47360), (30016, 42920), (30044, 42880), (31088, 41440), (32480, 39664), (33152, 38860), (34304, 37555), (34336, 37520), (34706, 37120)]