81816000

素因数分解:

$2^6\times 3^1\times 5^3\times 7^1\times {\mathrm{487}}^1$

素因数の和:524

約数の個数: 224

約数和(自身を含む): 309384192

約数和(自身を除く): 227568192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 280, 300, 320, 336, 350, 375, 400, 420, 448, 480, 487, 500, 525, 560, 600, 672, 700, 750, 800, 840, 875, 960, 974, 1000, 1050, 1120, 1200, 1344, 1400, 1461, 1500, 1600, 1680, 1750, 1948, 2000, 2100, 2240, 2400, 2435, 2625, 2800, 2922, 3000, 3360, 3409, 3500, 3896, 4000, 4200, 4800, 4870, 5250, 5600, 5844, 6000, 6720, 6818, 7000, 7305, 7792, 8000, 8400, 9740, 10227, 10500, 11200, 11688, 12000, 12175, 13636, 14000, 14610, 15584, 16800, 17045, 19480, 20454, 21000, 23376, 24000, 24350, 27272, 28000, 29220, 31168, 33600, 34090, 36525, 38960, 40908, 42000, 46752, 48700, 51135, 54544, 56000, 58440, 60875, 68180, 73050, 77920, 81816, 84000, 85225, 93504, 97400, 102270, 109088, 116880, 121750, 136360, 146100, 155840, 163632, 168000, 170450, 182625, 194800, 204540, 218176, 233760, 243500, 255675, 272720, 292200, 327264, 340900, 365250, 389600, 409080, 426125, 467520, 487000, 511350, 545440, 584400, 654528, 681800, 730500, 779200, 818160, 852250, 974000, 1022700, 1090880, 1168800, 1278375, 1363600, 1461000, 1636320, 1704500, 1948000, 2045400, 2337600, 2556750, 2727200, 2922000, 3272640, 3409000, 3896000, 4090800, 5113500, 5454400, 5844000, 6818000, 8181600, 10227000, 11688000, 13636000, 16363200, 20454000, 27272000, 40908000, 81816000]

約数ペア:

[(1, 81816000), (2, 40908000), (3, 27272000), (4, 20454000), (5, 16363200), (6, 13636000), (7, 11688000), (8, 10227000), (10, 8181600), (12, 6818000), (14, 5844000), (15, 5454400), (16, 5113500), (20, 4090800), (21, 3896000), (24, 3409000), (25, 3272640), (28, 2922000), (30, 2727200), (32, 2556750), (35, 2337600), (40, 2045400), (42, 1948000), (48, 1704500), (50, 1636320), (56, 1461000), (60, 1363600), (64, 1278375), (70, 1168800), (75, 1090880), (80, 1022700), (84, 974000), (96, 852250), (100, 818160), (105, 779200), (112, 730500), (120, 681800), (125, 654528), (140, 584400), (150, 545440), (160, 511350), (168, 487000), (175, 467520), (192, 426125), (200, 409080), (210, 389600), (224, 365250), (240, 340900), (250, 327264), (280, 292200), (300, 272720), (320, 255675), (336, 243500), (350, 233760), (375, 218176), (400, 204540), (420, 194800), (448, 182625), (480, 170450), (487, 168000), (500, 163632), (525, 155840), (560, 146100), (600, 136360), (672, 121750), (700, 116880), (750, 109088), (800, 102270), (840, 97400), (875, 93504), (960, 85225), (974, 84000), (1000, 81816), (1050, 77920), (1120, 73050), (1200, 68180), (1344, 60875), (1400, 58440), (1461, 56000), (1500, 54544), (1600, 51135), (1680, 48700), (1750, 46752), (1948, 42000), (2000, 40908), (2100, 38960), (2240, 36525), (2400, 34090), (2435, 33600), (2625, 31168), (2800, 29220), (2922, 28000), (3000, 27272), (3360, 24350), (3409, 24000), (3500, 23376), (3896, 21000), (4000, 20454), (4200, 19480), (4800, 17045), (4870, 16800), (5250, 15584), (5600, 14610), (5844, 14000), (6000, 13636), (6720, 12175), (6818, 12000), (7000, 11688), (7305, 11200), (7792, 10500), (8000, 10227), (8400, 9740)]