669242880

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:997

約数の個数: 240

約数和(自身を含む): 2395096704

約数和(自身を除く): 1725853824

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, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1874, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2811, 2880, 2976, 3720, 3748, 3840, 3968, 4464, 4608, 4685, 4960, 5580, 5622, 5760, 5952, 7440, 7496, 7680, 7936, 8433, 8928, 9370, 9920, 11160, 11244, 11520, 11904, 14055, 14880, 14992, 15872, 16866, 17856, 18740, 19840, 22320, 22488, 23040, 23808, 28110, 29047, 29760, 29984, 33732, 35712, 37480, 39680, 42165, 44640, 44976, 47616, 56220, 58094, 59520, 59968, 67464, 71424, 74960, 79360, 84330, 87141, 89280, 89952, 112440, 116188, 119040, 119936, 134928, 142848, 145235, 149920, 168660, 174282, 178560, 179904, 224880, 232376, 238080, 239872, 261423, 269856, 290470, 299840, 337320, 348564, 357120, 359808, 435705, 449760, 464752, 479744, 522846, 539712, 580940, 599680, 674640, 697128, 714240, 719616, 871410, 899520, 929504, 1045692, 1079424, 1161880, 1199360, 1307115, 1349280, 1394256, 1439232, 1742820, 1799040, 1859008, 2091384, 2158848, 2323760, 2398720, 2614230, 2698560, 2788512, 3485640, 3598080, 3718016, 4182768, 4317696, 4647520, 5228460, 5397120, 5577024, 6971280, 7196160, 7436032, 8365536, 9295040, 10456920, 10794240, 11154048, 13942560, 14872064, 16731072, 18590080, 20913840, 21588480, 22308096, 27885120, 33462144, 37180160, 41827680, 44616192, 55770240, 66924288, 74360320, 83655360, 111540480, 133848576, 167310720, 223080960, 334621440, 669242880]

約数ペア:

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