20169150720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{48187}}^1$

素因数の和:48320

約数の個数: 144

約数和(自身を含む): 65007539520

約数和(自身を除く): 44838388800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 160, 192, 218, 240, 256, 320, 327, 384, 436, 480, 545, 640, 654, 768, 872, 960, 1090, 1280, 1308, 1635, 1744, 1920, 2180, 2616, 3270, 3488, 3840, 4360, 5232, 6540, 6976, 8720, 10464, 13080, 13952, 17440, 20928, 26160, 27904, 34880, 41856, 48187, 52320, 69760, 83712, 96374, 104640, 139520, 144561, 192748, 209280, 240935, 289122, 385496, 418560, 481870, 578244, 722805, 770992, 963740, 1156488, 1445610, 1541984, 1927480, 2312976, 2891220, 3083968, 3854960, 4625952, 5252383, 5782440, 6167936, 7709920, 9251904, 10504766, 11564880, 12335872, 15419840, 15757149, 18503808, 21009532, 23129760, 26261915, 30839680, 31514298, 37007616, 42019064, 46259520, 52523830, 61679360, 63028596, 78785745, 84038128, 92519040, 105047660, 126057192, 157571490, 168076256, 185038080, 210095320, 252114384, 315142980, 336152512, 420190640, 504228768, 630285960, 672305024, 840381280, 1008457536, 1260571920, 1344610048, 1680762560, 2016915072, 2521143840, 3361525120, 4033830144, 5042287680, 6723050240, 10084575360, 20169150720]

約数ペア:

[(1, 20169150720), (2, 10084575360), (3, 6723050240), (4, 5042287680), (5, 4033830144), (6, 3361525120), (8, 2521143840), (10, 2016915072), (12, 1680762560), (15, 1344610048), (16, 1260571920), (20, 1008457536), (24, 840381280), (30, 672305024), (32, 630285960), (40, 504228768), (48, 420190640), (60, 336152512), (64, 315142980), (80, 252114384), (96, 210095320), (109, 185038080), (120, 168076256), (128, 157571490), (160, 126057192), (192, 105047660), (218, 92519040), (240, 84038128), (256, 78785745), (320, 63028596), (327, 61679360), (384, 52523830), (436, 46259520), (480, 42019064), (545, 37007616), (640, 31514298), (654, 30839680), (768, 26261915), (872, 23129760), (960, 21009532), (1090, 18503808), (1280, 15757149), (1308, 15419840), (1635, 12335872), (1744, 11564880), (1920, 10504766), (2180, 9251904), (2616, 7709920), (3270, 6167936), (3488, 5782440), (3840, 5252383), (4360, 4625952), (5232, 3854960), (6540, 3083968), (6976, 2891220), (8720, 2312976), (10464, 1927480), (13080, 1541984), (13952, 1445610), (17440, 1156488), (20928, 963740), (26160, 770992), (27904, 722805), (34880, 578244), (41856, 481870), (48187, 418560), (52320, 385496), (69760, 289122), (83712, 240935), (96374, 209280), (104640, 192748), (139520, 144561)]