21756000

素因数分解:

$2^5\times 3^1\times 5^3\times 7^2\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 288

約数和(自身を含む): 85149792

約数和(自身を除く): 63393792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 37, 40, 42, 48, 49, 50, 56, 60, 70, 74, 75, 80, 84, 96, 98, 100, 105, 111, 112, 120, 125, 140, 147, 148, 150, 160, 168, 175, 185, 196, 200, 210, 222, 224, 240, 245, 250, 259, 280, 294, 296, 300, 336, 350, 370, 375, 392, 400, 420, 444, 480, 490, 500, 518, 525, 555, 560, 588, 592, 600, 672, 700, 735, 740, 750, 777, 784, 800, 840, 875, 888, 925, 980, 1000, 1036, 1050, 1110, 1120, 1176, 1184, 1200, 1225, 1295, 1400, 1470, 1480, 1500, 1554, 1568, 1680, 1750, 1776, 1813, 1850, 1960, 2000, 2072, 2100, 2220, 2352, 2400, 2450, 2590, 2625, 2775, 2800, 2940, 2960, 3000, 3108, 3360, 3500, 3552, 3626, 3675, 3700, 3885, 3920, 4000, 4144, 4200, 4440, 4625, 4704, 4900, 5180, 5250, 5439, 5550, 5600, 5880, 5920, 6000, 6125, 6216, 6475, 7000, 7252, 7350, 7400, 7770, 7840, 8288, 8400, 8880, 9065, 9250, 9800, 10360, 10500, 10878, 11100, 11760, 12000, 12250, 12432, 12950, 13875, 14000, 14504, 14700, 14800, 15540, 16800, 17760, 18130, 18375, 18500, 19425, 19600, 20720, 21000, 21756, 22200, 23520, 24500, 24864, 25900, 27195, 27750, 28000, 29008, 29400, 29600, 31080, 32375, 36260, 36750, 37000, 38850, 39200, 41440, 42000, 43512, 44400, 45325, 49000, 51800, 54390, 55500, 58016, 58800, 62160, 64750, 72520, 73500, 74000, 77700, 84000, 87024, 88800, 90650, 97125, 98000, 103600, 108780, 111000, 117600, 124320, 129500, 135975, 145040, 147000, 148000, 155400, 174048, 181300, 194250, 196000, 207200, 217560, 222000, 226625, 259000, 271950, 290080, 294000, 310800, 362600, 388500, 435120, 444000, 453250, 518000, 543900, 588000, 621600, 679875, 725200, 777000, 870240, 906500, 1036000, 1087800, 1359750, 1450400, 1554000, 1813000, 2175600, 2719500, 3108000, 3626000, 4351200, 5439000, 7252000, 10878000, 21756000]

約数ペア:

[(1, 21756000), (2, 10878000), (3, 7252000), (4, 5439000), (5, 4351200), (6, 3626000), (7, 3108000), (8, 2719500), (10, 2175600), (12, 1813000), (14, 1554000), (15, 1450400), (16, 1359750), (20, 1087800), (21, 1036000), (24, 906500), (25, 870240), (28, 777000), (30, 725200), (32, 679875), (35, 621600), (37, 588000), (40, 543900), (42, 518000), (48, 453250), (49, 444000), (50, 435120), (56, 388500), (60, 362600), (70, 310800), (74, 294000), (75, 290080), (80, 271950), (84, 259000), (96, 226625), (98, 222000), (100, 217560), (105, 207200), (111, 196000), (112, 194250), (120, 181300), (125, 174048), (140, 155400), (147, 148000), (148, 147000), (150, 145040), (160, 135975), (168, 129500), (175, 124320), (185, 117600), (196, 111000), (200, 108780), (210, 103600), (222, 98000), (224, 97125), (240, 90650), (245, 88800), (250, 87024), (259, 84000), (280, 77700), (294, 74000), (296, 73500), (300, 72520), (336, 64750), (350, 62160), (370, 58800), (375, 58016), (392, 55500), (400, 54390), (420, 51800), (444, 49000), (480, 45325), (490, 44400), (500, 43512), (518, 42000), (525, 41440), (555, 39200), (560, 38850), (588, 37000), (592, 36750), (600, 36260), (672, 32375), (700, 31080), (735, 29600), (740, 29400), (750, 29008), (777, 28000), (784, 27750), (800, 27195), (840, 25900), (875, 24864), (888, 24500), (925, 23520), (980, 22200), (1000, 21756), (1036, 21000), (1050, 20720), (1110, 19600), (1120, 19425), (1176, 18500), (1184, 18375), (1200, 18130), (1225, 17760), (1295, 16800), (1400, 15540), (1470, 14800), (1480, 14700), (1500, 14504), (1554, 14000), (1568, 13875), (1680, 12950), (1750, 12432), (1776, 12250), (1813, 12000), (1850, 11760), (1960, 11100), (2000, 10878), (2072, 10500), (2100, 10360), (2220, 9800), (2352, 9250), (2400, 9065), (2450, 8880), (2590, 8400), (2625, 8288), (2775, 7840), (2800, 7770), (2940, 7400), (2960, 7350), (3000, 7252), (3108, 7000), (3360, 6475), (3500, 6216), (3552, 6125), (3626, 6000), (3675, 5920), (3700, 5880), (3885, 5600), (3920, 5550), (4000, 5439), (4144, 5250), (4200, 5180), (4440, 4900), (4625, 4704)]