78480000

素因数分解:

$2^7\times 3^2\times 5^4\times {\mathrm{109}}^1$

素因数の和:149

約数の個数: 240

約数和(自身を含む): 284791650

約数和(自身を除く): 206311650

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 109, 120, 125, 128, 144, 150, 160, 180, 192, 200, 218, 225, 240, 250, 288, 300, 320, 327, 360, 375, 384, 400, 436, 450, 480, 500, 545, 576, 600, 625, 640, 654, 720, 750, 800, 872, 900, 960, 981, 1000, 1090, 1125, 1152, 1200, 1250, 1308, 1440, 1500, 1600, 1635, 1744, 1800, 1875, 1920, 1962, 2000, 2180, 2250, 2400, 2500, 2616, 2725, 2880, 3000, 3200, 3270, 3488, 3600, 3750, 3924, 4000, 4360, 4500, 4800, 4905, 5000, 5232, 5450, 5625, 5760, 6000, 6540, 6976, 7200, 7500, 7848, 8000, 8175, 8720, 9000, 9600, 9810, 10000, 10464, 10900, 11250, 12000, 13080, 13625, 13952, 14400, 15000, 15696, 16000, 16350, 17440, 18000, 19620, 20000, 20928, 21800, 22500, 24000, 24525, 26160, 27250, 28800, 30000, 31392, 32700, 34880, 36000, 39240, 40000, 40875, 41856, 43600, 45000, 48000, 49050, 52320, 54500, 60000, 62784, 65400, 68125, 69760, 72000, 78480, 80000, 81750, 87200, 90000, 98100, 104640, 109000, 120000, 122625, 125568, 130800, 136250, 144000, 156960, 163500, 174400, 180000, 196200, 204375, 209280, 218000, 240000, 245250, 261600, 272500, 313920, 327000, 348800, 360000, 392400, 408750, 436000, 490500, 523200, 545000, 613125, 627840, 654000, 720000, 784800, 817500, 872000, 981000, 1046400, 1090000, 1226250, 1308000, 1569600, 1635000, 1744000, 1962000, 2180000, 2452500, 2616000, 3139200, 3270000, 3924000, 4360000, 4905000, 5232000, 6540000, 7848000, 8720000, 9810000, 13080000, 15696000, 19620000, 26160000, 39240000, 78480000]

約数ペア:

[(1, 78480000), (2, 39240000), (3, 26160000), (4, 19620000), (5, 15696000), (6, 13080000), (8, 9810000), (9, 8720000), (10, 7848000), (12, 6540000), (15, 5232000), (16, 4905000), (18, 4360000), (20, 3924000), (24, 3270000), (25, 3139200), (30, 2616000), (32, 2452500), (36, 2180000), (40, 1962000), (45, 1744000), (48, 1635000), (50, 1569600), (60, 1308000), (64, 1226250), (72, 1090000), (75, 1046400), (80, 981000), (90, 872000), (96, 817500), (100, 784800), (109, 720000), (120, 654000), (125, 627840), (128, 613125), (144, 545000), (150, 523200), (160, 490500), (180, 436000), (192, 408750), (200, 392400), (218, 360000), (225, 348800), (240, 327000), (250, 313920), (288, 272500), (300, 261600), (320, 245250), (327, 240000), (360, 218000), (375, 209280), (384, 204375), (400, 196200), (436, 180000), (450, 174400), (480, 163500), (500, 156960), (545, 144000), (576, 136250), (600, 130800), (625, 125568), (640, 122625), (654, 120000), (720, 109000), (750, 104640), (800, 98100), (872, 90000), (900, 87200), (960, 81750), (981, 80000), (1000, 78480), (1090, 72000), (1125, 69760), (1152, 68125), (1200, 65400), (1250, 62784), (1308, 60000), (1440, 54500), (1500, 52320), (1600, 49050), (1635, 48000), (1744, 45000), (1800, 43600), (1875, 41856), (1920, 40875), (1962, 40000), (2000, 39240), (2180, 36000), (2250, 34880), (2400, 32700), (2500, 31392), (2616, 30000), (2725, 28800), (2880, 27250), (3000, 26160), (3200, 24525), (3270, 24000), (3488, 22500), (3600, 21800), (3750, 20928), (3924, 20000), (4000, 19620), (4360, 18000), (4500, 17440), (4800, 16350), (4905, 16000), (5000, 15696), (5232, 15000), (5450, 14400), (5625, 13952), (5760, 13625), (6000, 13080), (6540, 12000), (6976, 11250), (7200, 10900), (7500, 10464), (7848, 10000), (8000, 9810), (8175, 9600), (8720, 9000)]