1338485760

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:999

約数の個数: 264

約数和(自身を含む): 4792534656

約数和(自身を除く): 3454048896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 937, 960, 992, 1024, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1874, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2811, 2880, 2976, 3072, 3720, 3748, 3840, 3968, 4464, 4608, 4685, 4960, 5120, 5580, 5622, 5760, 5952, 7440, 7496, 7680, 7936, 8433, 8928, 9216, 9370, 9920, 11160, 11244, 11520, 11904, 14055, 14880, 14992, 15360, 15872, 16866, 17856, 18740, 19840, 22320, 22488, 23040, 23808, 28110, 29047, 29760, 29984, 31744, 33732, 35712, 37480, 39680, 42165, 44640, 44976, 46080, 47616, 56220, 58094, 59520, 59968, 67464, 71424, 74960, 79360, 84330, 87141, 89280, 89952, 95232, 112440, 116188, 119040, 119936, 134928, 142848, 145235, 149920, 158720, 168660, 174282, 178560, 179904, 224880, 232376, 238080, 239872, 261423, 269856, 285696, 290470, 299840, 337320, 348564, 357120, 359808, 435705, 449760, 464752, 476160, 479744, 522846, 539712, 580940, 599680, 674640, 697128, 714240, 719616, 871410, 899520, 929504, 959488, 1045692, 1079424, 1161880, 1199360, 1307115, 1349280, 1394256, 1428480, 1439232, 1742820, 1799040, 1859008, 2091384, 2158848, 2323760, 2398720, 2614230, 2698560, 2788512, 2878464, 3485640, 3598080, 3718016, 4182768, 4317696, 4647520, 4797440, 5228460, 5397120, 5577024, 6971280, 7196160, 7436032, 8365536, 8635392, 9295040, 10456920, 10794240, 11154048, 13942560, 14392320, 14872064, 16731072, 18590080, 20913840, 21588480, 22308096, 27885120, 29744128, 33462144, 37180160, 41827680, 43176960, 44616192, 55770240, 66924288, 74360320, 83655360, 89232384, 111540480, 133848576, 148720640, 167310720, 223080960, 267697152, 334621440, 446161920, 669242880, 1338485760]

約数ペア:

[(1, 1338485760), (2, 669242880), (3, 446161920), (4, 334621440), (5, 267697152), (6, 223080960), (8, 167310720), (9, 148720640), (10, 133848576), (12, 111540480), (15, 89232384), (16, 83655360), (18, 74360320), (20, 66924288), (24, 55770240), (30, 44616192), (31, 43176960), (32, 41827680), (36, 37180160), (40, 33462144), (45, 29744128), (48, 27885120), (60, 22308096), (62, 21588480), (64, 20913840), (72, 18590080), (80, 16731072), (90, 14872064), (93, 14392320), (96, 13942560), (120, 11154048), (124, 10794240), (128, 10456920), (144, 9295040), (155, 8635392), (160, 8365536), (180, 7436032), (186, 7196160), (192, 6971280), (240, 5577024), (248, 5397120), (256, 5228460), (279, 4797440), (288, 4647520), (310, 4317696), (320, 4182768), (360, 3718016), (372, 3598080), (384, 3485640), (465, 2878464), (480, 2788512), (496, 2698560), (512, 2614230), (558, 2398720), (576, 2323760), (620, 2158848), (640, 2091384), (720, 1859008), (744, 1799040), (768, 1742820), (930, 1439232), (937, 1428480), (960, 1394256), (992, 1349280), (1024, 1307115), (1116, 1199360), (1152, 1161880), (1240, 1079424), (1280, 1045692), (1395, 959488), (1440, 929504), (1488, 899520), (1536, 871410), (1860, 719616), (1874, 714240), (1920, 697128), (1984, 674640), (2232, 599680), (2304, 580940), (2480, 539712), (2560, 522846), (2790, 479744), (2811, 476160), (2880, 464752), (2976, 449760), (3072, 435705), (3720, 359808), (3748, 357120), (3840, 348564), (3968, 337320), (4464, 299840), (4608, 290470), (4685, 285696), (4960, 269856), (5120, 261423), (5580, 239872), (5622, 238080), (5760, 232376), (5952, 224880), (7440, 179904), (7496, 178560), (7680, 174282), (7936, 168660), (8433, 158720), (8928, 149920), (9216, 145235), (9370, 142848), (9920, 134928), (11160, 119936), (11244, 119040), (11520, 116188), (11904, 112440), (14055, 95232), (14880, 89952), (14992, 89280), (15360, 87141), (15872, 84330), (16866, 79360), (17856, 74960), (18740, 71424), (19840, 67464), (22320, 59968), (22488, 59520), (23040, 58094), (23808, 56220), (28110, 47616), (29047, 46080), (29760, 44976), (29984, 44640), (31744, 42165), (33732, 39680), (35712, 37480)]