656424000

素因数分解:

$2^6\times 3^4\times 5^3\times {\mathrm{1013}}^1$

素因数の和:1052

約数の個数: 280

約数和(自身を含む): 2430813528

約数和(自身を除く): 1774389528

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 125, 135, 144, 150, 160, 162, 180, 192, 200, 216, 225, 240, 250, 270, 288, 300, 320, 324, 360, 375, 400, 405, 432, 450, 480, 500, 540, 576, 600, 648, 675, 720, 750, 800, 810, 864, 900, 960, 1000, 1013, 1080, 1125, 1200, 1296, 1350, 1440, 1500, 1600, 1620, 1728, 1800, 2000, 2025, 2026, 2160, 2250, 2400, 2592, 2700, 2880, 3000, 3039, 3240, 3375, 3600, 4000, 4050, 4052, 4320, 4500, 4800, 5065, 5184, 5400, 6000, 6078, 6480, 6750, 7200, 8000, 8100, 8104, 8640, 9000, 9117, 10125, 10130, 10800, 12000, 12156, 12960, 13500, 14400, 15195, 16200, 16208, 18000, 18234, 20250, 20260, 21600, 24000, 24312, 25325, 25920, 27000, 27351, 30390, 32400, 32416, 36000, 36468, 40500, 40520, 43200, 45585, 48624, 50650, 54000, 54702, 60780, 64800, 64832, 72000, 72936, 75975, 81000, 81040, 82053, 91170, 97248, 101300, 108000, 109404, 121560, 126625, 129600, 136755, 145872, 151950, 162000, 162080, 164106, 182340, 194496, 202600, 216000, 218808, 227925, 243120, 253250, 273510, 291744, 303900, 324000, 324160, 328212, 364680, 379875, 405200, 410265, 437616, 455850, 486240, 506500, 547020, 583488, 607800, 648000, 656424, 683775, 729360, 759750, 810400, 820530, 875232, 911700, 972480, 1013000, 1094040, 1139625, 1215600, 1312848, 1367550, 1458720, 1519500, 1620800, 1641060, 1750464, 1823400, 2026000, 2051325, 2188080, 2279250, 2431200, 2625696, 2735100, 2917440, 3039000, 3282120, 3418875, 3646800, 4052000, 4102650, 4376160, 4558500, 4862400, 5251392, 5470200, 6078000, 6564240, 6837750, 7293600, 8104000, 8205300, 8752320, 9117000, 10256625, 10940400, 12156000, 13128480, 13675500, 14587200, 16410600, 18234000, 20513250, 21880800, 24312000, 26256960, 27351000, 32821200, 36468000, 41026500, 43761600, 54702000, 65642400, 72936000, 82053000, 109404000, 131284800, 164106000, 218808000, 328212000, 656424000]

約数ペア:

[(1, 656424000), (2, 328212000), (3, 218808000), (4, 164106000), (5, 131284800), (6, 109404000), (8, 82053000), (9, 72936000), (10, 65642400), (12, 54702000), (15, 43761600), (16, 41026500), (18, 36468000), (20, 32821200), (24, 27351000), (25, 26256960), (27, 24312000), (30, 21880800), (32, 20513250), (36, 18234000), (40, 16410600), (45, 14587200), (48, 13675500), (50, 13128480), (54, 12156000), (60, 10940400), (64, 10256625), (72, 9117000), (75, 8752320), (80, 8205300), (81, 8104000), (90, 7293600), (96, 6837750), (100, 6564240), (108, 6078000), (120, 5470200), (125, 5251392), (135, 4862400), (144, 4558500), (150, 4376160), (160, 4102650), (162, 4052000), (180, 3646800), (192, 3418875), (200, 3282120), (216, 3039000), (225, 2917440), (240, 2735100), (250, 2625696), (270, 2431200), (288, 2279250), (300, 2188080), (320, 2051325), (324, 2026000), (360, 1823400), (375, 1750464), (400, 1641060), (405, 1620800), (432, 1519500), (450, 1458720), (480, 1367550), (500, 1312848), (540, 1215600), (576, 1139625), (600, 1094040), (648, 1013000), (675, 972480), (720, 911700), (750, 875232), (800, 820530), (810, 810400), (864, 759750), (900, 729360), (960, 683775), (1000, 656424), (1013, 648000), (1080, 607800), (1125, 583488), (1200, 547020), (1296, 506500), (1350, 486240), (1440, 455850), (1500, 437616), (1600, 410265), (1620, 405200), (1728, 379875), (1800, 364680), (2000, 328212), (2025, 324160), (2026, 324000), (2160, 303900), (2250, 291744), (2400, 273510), (2592, 253250), (2700, 243120), (2880, 227925), (3000, 218808), (3039, 216000), (3240, 202600), (3375, 194496), (3600, 182340), (4000, 164106), (4050, 162080), (4052, 162000), (4320, 151950), (4500, 145872), (4800, 136755), (5065, 129600), (5184, 126625), (5400, 121560), (6000, 109404), (6078, 108000), (6480, 101300), (6750, 97248), (7200, 91170), (8000, 82053), (8100, 81040), (8104, 81000), (8640, 75975), (9000, 72936), (9117, 72000), (10125, 64832), (10130, 64800), (10800, 60780), (12000, 54702), (12156, 54000), (12960, 50650), (13500, 48624), (14400, 45585), (15195, 43200), (16200, 40520), (16208, 40500), (18000, 36468), (18234, 36000), (20250, 32416), (20260, 32400), (21600, 30390), (24000, 27351), (24312, 27000), (25325, 25920)]