189984000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{1979}}^1$

素因数の和:2013

約数の個数: 144

約数和(自身を含む): 631350720

約数和(自身を除く): 441366720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 600, 640, 750, 768, 800, 960, 1000, 1200, 1280, 1500, 1600, 1920, 1979, 2000, 2400, 3000, 3200, 3840, 3958, 4000, 4800, 5937, 6000, 6400, 7916, 8000, 9600, 9895, 11874, 12000, 15832, 16000, 19200, 19790, 23748, 24000, 29685, 31664, 32000, 39580, 47496, 48000, 49475, 59370, 63328, 79160, 94992, 96000, 98950, 118740, 126656, 148425, 158320, 189984, 197900, 237480, 247375, 253312, 296850, 316640, 379968, 395800, 474960, 494750, 506624, 593700, 633280, 742125, 759936, 791600, 949920, 989500, 1187400, 1266560, 1484250, 1519872, 1583200, 1899840, 1979000, 2374800, 2533120, 2968500, 3166400, 3799680, 3958000, 4749600, 5937000, 6332800, 7599360, 7916000, 9499200, 11874000, 12665600, 15832000, 18998400, 23748000, 31664000, 37996800, 47496000, 63328000, 94992000, 189984000]

約数ペア:

[(1, 189984000), (2, 94992000), (3, 63328000), (4, 47496000), (5, 37996800), (6, 31664000), (8, 23748000), (10, 18998400), (12, 15832000), (15, 12665600), (16, 11874000), (20, 9499200), (24, 7916000), (25, 7599360), (30, 6332800), (32, 5937000), (40, 4749600), (48, 3958000), (50, 3799680), (60, 3166400), (64, 2968500), (75, 2533120), (80, 2374800), (96, 1979000), (100, 1899840), (120, 1583200), (125, 1519872), (128, 1484250), (150, 1266560), (160, 1187400), (192, 989500), (200, 949920), (240, 791600), (250, 759936), (256, 742125), (300, 633280), (320, 593700), (375, 506624), (384, 494750), (400, 474960), (480, 395800), (500, 379968), (600, 316640), (640, 296850), (750, 253312), (768, 247375), (800, 237480), (960, 197900), (1000, 189984), (1200, 158320), (1280, 148425), (1500, 126656), (1600, 118740), (1920, 98950), (1979, 96000), (2000, 94992), (2400, 79160), (3000, 63328), (3200, 59370), (3840, 49475), (3958, 48000), (4000, 47496), (4800, 39580), (5937, 32000), (6000, 31664), (6400, 29685), (7916, 24000), (8000, 23748), (9600, 19790), (9895, 19200), (11874, 16000), (12000, 15832)]