71043840

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{881}}^1$

素因数の和:915

約数の個数: 216

約数和(自身を含む): 281238048

約数和(自身を除く): 210194208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 881, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1762, 1792, 1920, 2016, 2240, 2304, 2520, 2643, 2688, 2880, 3360, 3524, 3840, 4032, 4405, 4480, 5040, 5286, 5376, 5760, 6167, 6720, 7048, 7929, 8064, 8810, 8960, 10080, 10572, 11520, 12334, 13215, 13440, 14096, 15858, 16128, 17620, 18501, 20160, 21144, 24668, 26430, 26880, 28192, 30835, 31716, 35240, 37002, 39645, 40320, 42288, 49336, 52860, 55503, 56384, 61670, 63432, 70480, 74004, 79290, 80640, 84576, 92505, 98672, 105720, 111006, 112768, 123340, 126864, 140960, 148008, 158580, 169152, 185010, 197344, 211440, 222012, 225536, 246680, 253728, 277515, 281920, 296016, 317160, 338304, 370020, 394688, 422880, 444024, 493360, 507456, 555030, 563840, 592032, 634320, 676608, 740040, 789376, 845760, 888048, 986720, 1014912, 1110060, 1127680, 1184064, 1268640, 1480080, 1578752, 1691520, 1776096, 1973440, 2029824, 2220120, 2368128, 2537280, 2960160, 3383040, 3552192, 3946880, 4440240, 4736256, 5074560, 5920320, 7104384, 7893760, 8880480, 10149120, 11840640, 14208768, 17760960, 23681280, 35521920, 71043840]

約数ペア:

[(1, 71043840), (2, 35521920), (3, 23681280), (4, 17760960), (5, 14208768), (6, 11840640), (7, 10149120), (8, 8880480), (9, 7893760), (10, 7104384), (12, 5920320), (14, 5074560), (15, 4736256), (16, 4440240), (18, 3946880), (20, 3552192), (21, 3383040), (24, 2960160), (28, 2537280), (30, 2368128), (32, 2220120), (35, 2029824), (36, 1973440), (40, 1776096), (42, 1691520), (45, 1578752), (48, 1480080), (56, 1268640), (60, 1184064), (63, 1127680), (64, 1110060), (70, 1014912), (72, 986720), (80, 888048), (84, 845760), (90, 789376), (96, 740040), (105, 676608), (112, 634320), (120, 592032), (126, 563840), (128, 555030), (140, 507456), (144, 493360), (160, 444024), (168, 422880), (180, 394688), (192, 370020), (210, 338304), (224, 317160), (240, 296016), (252, 281920), (256, 277515), (280, 253728), (288, 246680), (315, 225536), (320, 222012), (336, 211440), (360, 197344), (384, 185010), (420, 169152), (448, 158580), (480, 148008), (504, 140960), (560, 126864), (576, 123340), (630, 112768), (640, 111006), (672, 105720), (720, 98672), (768, 92505), (840, 84576), (881, 80640), (896, 79290), (960, 74004), (1008, 70480), (1120, 63432), (1152, 61670), (1260, 56384), (1280, 55503), (1344, 52860), (1440, 49336), (1680, 42288), (1762, 40320), (1792, 39645), (1920, 37002), (2016, 35240), (2240, 31716), (2304, 30835), (2520, 28192), (2643, 26880), (2688, 26430), (2880, 24668), (3360, 21144), (3524, 20160), (3840, 18501), (4032, 17620), (4405, 16128), (4480, 15858), (5040, 14096), (5286, 13440), (5376, 13215), (5760, 12334), (6167, 11520), (6720, 10572), (7048, 10080), (7929, 8960), (8064, 8810)]