420430080

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{15641}}^1$

素因数の和:15672

約数の個数: 144

約数和(自身を含む): 1534667904

約数和(自身を除く): 1114237824

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, 15641, 26880, 31282, 46923, 62564, 78205, 93846, 109487, 125128, 156410, 187692, 218974, 234615, 250256, 312820, 328461, 375384, 437948, 469230, 500512, 547435, 625640, 656922, 750768, 875896, 938460, 1001024, 1094870, 1251280, 1313844, 1501536, 1642305, 1751792, 1876920, 2002048, 2189740, 2502560, 2627688, 3003072, 3284610, 3503584, 3753840, 4004096, 4379480, 5005120, 5255376, 6006144, 6569220, 7007168, 7507680, 8758960, 10010240, 10510752, 12012288, 13138440, 14014336, 15015360, 17517920, 20020480, 21021504, 26276880, 28028672, 30030720, 35035840, 42043008, 52553760, 60061440, 70071680, 84086016, 105107520, 140143360, 210215040, 420430080]

約数ペア:

[(1, 420430080), (2, 210215040), (3, 140143360), (4, 105107520), (5, 84086016), (6, 70071680), (7, 60061440), (8, 52553760), (10, 42043008), (12, 35035840), (14, 30030720), (15, 28028672), (16, 26276880), (20, 21021504), (21, 20020480), (24, 17517920), (28, 15015360), (30, 14014336), (32, 13138440), (35, 12012288), (40, 10510752), (42, 10010240), (48, 8758960), (56, 7507680), (60, 7007168), (64, 6569220), (70, 6006144), (80, 5255376), (84, 5005120), (96, 4379480), (105, 4004096), (112, 3753840), (120, 3503584), (128, 3284610), (140, 3003072), (160, 2627688), (168, 2502560), (192, 2189740), (210, 2002048), (224, 1876920), (240, 1751792), (256, 1642305), (280, 1501536), (320, 1313844), (336, 1251280), (384, 1094870), (420, 1001024), (448, 938460), (480, 875896), (560, 750768), (640, 656922), (672, 625640), (768, 547435), (840, 500512), (896, 469230), (960, 437948), (1120, 375384), (1280, 328461), (1344, 312820), (1680, 250256), (1792, 234615), (1920, 218974), (2240, 187692), (2688, 156410), (3360, 125128), (3840, 109487), (4480, 93846), (5376, 78205), (6720, 62564), (8960, 46923), (13440, 31282), (15641, 26880)]