75720000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{631}}^1$

素因数の和:666

約数の個数: 140

約数和(自身を含む): 250744736

約数和(自身を除く): 175024736

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, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 625, 631, 750, 800, 960, 1000, 1200, 1250, 1262, 1500, 1600, 1875, 1893, 2000, 2400, 2500, 2524, 3000, 3155, 3750, 3786, 4000, 4800, 5000, 5048, 6000, 6310, 7500, 7572, 8000, 9465, 10000, 10096, 12000, 12620, 15000, 15144, 15775, 18930, 20000, 20192, 24000, 25240, 30000, 30288, 31550, 37860, 40000, 40384, 47325, 50480, 60000, 60576, 63100, 75720, 78875, 94650, 100960, 120000, 121152, 126200, 151440, 157750, 189300, 201920, 236625, 252400, 302880, 315500, 378600, 394375, 473250, 504800, 605760, 631000, 757200, 788750, 946500, 1009600, 1183125, 1262000, 1514400, 1577500, 1893000, 2366250, 2524000, 3028800, 3155000, 3786000, 4732500, 5048000, 6310000, 7572000, 9465000, 12620000, 15144000, 18930000, 25240000, 37860000, 75720000]

約数ペア:

[(1, 75720000), (2, 37860000), (3, 25240000), (4, 18930000), (5, 15144000), (6, 12620000), (8, 9465000), (10, 7572000), (12, 6310000), (15, 5048000), (16, 4732500), (20, 3786000), (24, 3155000), (25, 3028800), (30, 2524000), (32, 2366250), (40, 1893000), (48, 1577500), (50, 1514400), (60, 1262000), (64, 1183125), (75, 1009600), (80, 946500), (96, 788750), (100, 757200), (120, 631000), (125, 605760), (150, 504800), (160, 473250), (192, 394375), (200, 378600), (240, 315500), (250, 302880), (300, 252400), (320, 236625), (375, 201920), (400, 189300), (480, 157750), (500, 151440), (600, 126200), (625, 121152), (631, 120000), (750, 100960), (800, 94650), (960, 78875), (1000, 75720), (1200, 63100), (1250, 60576), (1262, 60000), (1500, 50480), (1600, 47325), (1875, 40384), (1893, 40000), (2000, 37860), (2400, 31550), (2500, 30288), (2524, 30000), (3000, 25240), (3155, 24000), (3750, 20192), (3786, 20000), (4000, 18930), (4800, 15775), (5000, 15144), (5048, 15000), (6000, 12620), (6310, 12000), (7500, 10096), (7572, 10000), (8000, 9465)]