420903409920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{15658609}}^1$

素因数の和:15658640

約数の個数: 144

約数和(自身を含む): 1536297544320

約数和(自身を除く): 1115394134400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 15658609, 31317218, 46975827, 62634436, 78293045, 93951654, 109610263, 125268872, 156586090, 187903308, 219220526, 234879135, 250537744, 313172180, 328830789, 375806616, 438441052, 469758270, 501075488, 548051315, 626344360, 657661578, 751613232, 876882104, 939516540, 1002150976, 1096102630, 1252688720, 1315323156, 1503226464, 1644153945, 1753764208, 1879033080, 2004301952, 2192205260, 2505377440, 2630646312, 3006452928, 3288307890, 3507528416, 3758066160, 4008603904, 4384410520, 5010754880, 5261292624, 6012905856, 6576615780, 7015056832, 7516132320, 8768821040, 10021509760, 10522585248, 12025811712, 13153231560, 14030113664, 15032264640, 17537642080, 20043019520, 21045170496, 26306463120, 28060227328, 30064529280, 35075284160, 42090340992, 52612926240, 60129058560, 70150568320, 84180681984, 105225852480, 140301136640, 210451704960, 420903409920]

約数ペア:

[(1, 420903409920), (2, 210451704960), (3, 140301136640), (4, 105225852480), (5, 84180681984), (6, 70150568320), (7, 60129058560), (8, 52612926240), (10, 42090340992), (12, 35075284160), (14, 30064529280), (15, 28060227328), (16, 26306463120), (20, 21045170496), (21, 20043019520), (24, 17537642080), (28, 15032264640), (30, 14030113664), (32, 13153231560), (35, 12025811712), (40, 10522585248), (42, 10021509760), (48, 8768821040), (56, 7516132320), (60, 7015056832), (64, 6576615780), (70, 6012905856), (80, 5261292624), (84, 5010754880), (96, 4384410520), (105, 4008603904), (112, 3758066160), (120, 3507528416), (128, 3288307890), (140, 3006452928), (160, 2630646312), (168, 2505377440), (192, 2192205260), (210, 2004301952), (224, 1879033080), (240, 1753764208), (256, 1644153945), (280, 1503226464), (320, 1315323156), (336, 1252688720), (384, 1096102630), (420, 1002150976), (448, 939516540), (480, 876882104), (560, 751613232), (640, 657661578), (672, 626344360), (768, 548051315), (840, 501075488), (896, 469758270), (960, 438441052), (1120, 375806616), (1280, 328830789), (1344, 313172180), (1680, 250537744), (1792, 234879135), (1920, 219220526), (2240, 187903308), (2688, 156586090), (3360, 125268872), (3840, 109610263), (4480, 93951654), (5376, 78293045), (6720, 62634436), (8960, 46975827), (13440, 31317218), (26880, 15658609)]