20320202880

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:620

約数の個数: 384

約数和(自身を含む): 71978250240

約数和(自身を除く): 51658047360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 128, 144, 151, 160, 180, 183, 192, 240, 244, 288, 302, 305, 320, 360, 366, 383, 384, 453, 480, 488, 549, 576, 604, 610, 640, 720, 732, 755, 766, 906, 915, 960, 976, 1098, 1149, 1152, 1208, 1220, 1359, 1440, 1464, 1510, 1532, 1812, 1830, 1915, 1920, 1952, 2196, 2265, 2298, 2416, 2440, 2718, 2745, 2880, 2928, 3020, 3064, 3447, 3624, 3660, 3830, 3904, 4392, 4530, 4596, 4832, 4880, 5436, 5490, 5745, 5760, 5856, 6040, 6128, 6795, 6894, 7248, 7320, 7660, 7808, 8784, 9060, 9192, 9211, 9664, 9760, 10872, 10980, 11490, 11712, 12080, 12256, 13590, 13788, 14496, 14640, 15320, 17235, 17568, 18120, 18384, 18422, 19328, 19520, 21744, 21960, 22980, 23363, 23424, 24160, 24512, 27180, 27576, 27633, 28992, 29280, 30640, 34470, 35136, 36240, 36768, 36844, 39040, 43488, 43920, 45960, 46055, 46726, 48320, 49024, 54360, 55152, 55266, 57833, 57984, 58560, 61280, 68940, 70089, 70272, 72480, 73536, 73688, 82899, 86976, 87840, 91920, 92110, 93452, 96640, 108720, 110304, 110532, 115666, 116815, 117120, 122560, 137880, 138165, 140178, 144960, 147072, 147376, 165798, 173499, 173952, 175680, 183840, 184220, 186904, 210267, 217440, 220608, 221064, 231332, 233630, 245120, 275760, 276330, 280356, 289165, 289920, 294752, 331596, 346998, 350445, 351360, 367680, 368440, 373808, 414495, 420534, 434880, 441216, 442128, 462664, 467260, 520497, 551520, 552660, 560712, 578330, 589504, 663192, 693996, 700890, 735360, 736880, 747616, 828990, 841068, 867495, 869760, 884256, 925328, 934520, 1040994, 1051335, 1103040, 1105320, 1121424, 1156660, 1179008, 1326384, 1387992, 1401780, 1473760, 1495232, 1657980, 1682136, 1734990, 1768512, 1850656, 1869040, 2081988, 2102670, 2206080, 2210640, 2242848, 2313320, 2602485, 2652768, 2775984, 2803560, 2947520, 2990464, 3315960, 3364272, 3469980, 3527813, 3537024, 3701312, 3738080, 4163976, 4205340, 4421280, 4485696, 4626640, 5204970, 5305536, 5551968, 5607120, 5895040, 6631920, 6728544, 6939960, 7055626, 7402624, 7476160, 8327952, 8410680, 8842560, 8971392, 9253280, 10409940, 10583439, 10611072, 11103936, 11214240, 13263840, 13457088, 13879920, 14111252, 14952320, 16655904, 16821360, 17639065, 17685120, 18506560, 20819880, 21166878, 22207872, 22428480, 26527680, 26914176, 27759840, 28222504, 31750317, 33311808, 33642720, 35278130, 37013120, 41639760, 42333756, 44856960, 52917195, 53055360, 55519680, 56445008, 63500634, 66623616, 67285440, 70556260, 83279520, 84667512, 105834390, 111039360, 112890016, 127001268, 134570880, 141112520, 158751585, 166559040, 169335024, 211668780, 225780032, 254002536, 282225040, 317503170, 333118080, 338670048, 423337560, 451560064, 508005072, 564450080, 635006340, 677340096, 846675120, 1016010144, 1128900160, 1270012680, 1354680192, 1693350240, 2032020288, 2257800320, 2540025360, 3386700480, 4064040576, 5080050720, 6773400960, 10160101440, 20320202880]

約数ペア:

[(1, 20320202880), (2, 10160101440), (3, 6773400960), (4, 5080050720), (5, 4064040576), (6, 3386700480), (8, 2540025360), (9, 2257800320), (10, 2032020288), (12, 1693350240), (15, 1354680192), (16, 1270012680), (18, 1128900160), (20, 1016010144), (24, 846675120), (30, 677340096), (32, 635006340), (36, 564450080), (40, 508005072), (45, 451560064), (48, 423337560), (60, 338670048), (61, 333118080), (64, 317503170), (72, 282225040), (80, 254002536), (90, 225780032), (96, 211668780), (120, 169335024), (122, 166559040), (128, 158751585), (144, 141112520), (151, 134570880), (160, 127001268), (180, 112890016), (183, 111039360), (192, 105834390), (240, 84667512), (244, 83279520), (288, 70556260), (302, 67285440), (305, 66623616), (320, 63500634), (360, 56445008), (366, 55519680), (383, 53055360), (384, 52917195), (453, 44856960), (480, 42333756), (488, 41639760), (549, 37013120), (576, 35278130), (604, 33642720), (610, 33311808), (640, 31750317), (720, 28222504), (732, 27759840), (755, 26914176), (766, 26527680), (906, 22428480), (915, 22207872), (960, 21166878), (976, 20819880), (1098, 18506560), (1149, 17685120), (1152, 17639065), (1208, 16821360), (1220, 16655904), (1359, 14952320), (1440, 14111252), (1464, 13879920), (1510, 13457088), (1532, 13263840), (1812, 11214240), (1830, 11103936), (1915, 10611072), (1920, 10583439), (1952, 10409940), (2196, 9253280), (2265, 8971392), (2298, 8842560), (2416, 8410680), (2440, 8327952), (2718, 7476160), (2745, 7402624), (2880, 7055626), (2928, 6939960), (3020, 6728544), (3064, 6631920), (3447, 5895040), (3624, 5607120), (3660, 5551968), (3830, 5305536), (3904, 5204970), (4392, 4626640), (4530, 4485696), (4596, 4421280), (4832, 4205340), (4880, 4163976), (5436, 3738080), (5490, 3701312), (5745, 3537024), (5760, 3527813), (5856, 3469980), (6040, 3364272), (6128, 3315960), (6795, 2990464), (6894, 2947520), (7248, 2803560), (7320, 2775984), (7660, 2652768), (7808, 2602485), (8784, 2313320), (9060, 2242848), (9192, 2210640), (9211, 2206080), (9664, 2102670), (9760, 2081988), (10872, 1869040), (10980, 1850656), (11490, 1768512), (11712, 1734990), (12080, 1682136), (12256, 1657980), (13590, 1495232), (13788, 1473760), (14496, 1401780), (14640, 1387992), (15320, 1326384), (17235, 1179008), (17568, 1156660), (18120, 1121424), (18384, 1105320), (18422, 1103040), (19328, 1051335), (19520, 1040994), (21744, 934520), (21960, 925328), (22980, 884256), (23363, 869760), (23424, 867495), (24160, 841068), (24512, 828990), (27180, 747616), (27576, 736880), (27633, 735360), (28992, 700890), (29280, 693996), (30640, 663192), (34470, 589504), (35136, 578330), (36240, 560712), (36768, 552660), (36844, 551520), (39040, 520497), (43488, 467260), (43920, 462664), (45960, 442128), (46055, 441216), (46726, 434880), (48320, 420534), (49024, 414495), (54360, 373808), (55152, 368440), (55266, 367680), (57833, 351360), (57984, 350445), (58560, 346998), (61280, 331596), (68940, 294752), (70089, 289920), (70272, 289165), (72480, 280356), (73536, 276330), (73688, 275760), (82899, 245120), (86976, 233630), (87840, 231332), (91920, 221064), (92110, 220608), (93452, 217440), (96640, 210267), (108720, 186904), (110304, 184220), (110532, 183840), (115666, 175680), (116815, 173952), (117120, 173499), (122560, 165798), (137880, 147376), (138165, 147072), (140178, 144960)]