7740000

素因数分解:

$2^5\times 3^2\times 5^4\times {\mathrm{43}}^1$

素因数の和:79

約数の個数: 180

約数和(自身を含む): 28144116

約数和(自身を除く): 20404116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 43, 45, 48, 50, 60, 72, 75, 80, 86, 90, 96, 100, 120, 125, 129, 144, 150, 160, 172, 180, 200, 215, 225, 240, 250, 258, 288, 300, 344, 360, 375, 387, 400, 430, 450, 480, 500, 516, 600, 625, 645, 688, 720, 750, 774, 800, 860, 900, 1000, 1032, 1075, 1125, 1200, 1250, 1290, 1376, 1440, 1500, 1548, 1720, 1800, 1875, 1935, 2000, 2064, 2150, 2250, 2400, 2500, 2580, 3000, 3096, 3225, 3440, 3600, 3750, 3870, 4000, 4128, 4300, 4500, 5000, 5160, 5375, 5625, 6000, 6192, 6450, 6880, 7200, 7500, 7740, 8600, 9000, 9675, 10000, 10320, 10750, 11250, 12000, 12384, 12900, 15000, 15480, 16125, 17200, 18000, 19350, 20000, 20640, 21500, 22500, 25800, 26875, 30000, 30960, 32250, 34400, 36000, 38700, 43000, 45000, 48375, 51600, 53750, 60000, 61920, 64500, 77400, 80625, 86000, 90000, 96750, 103200, 107500, 129000, 154800, 161250, 172000, 180000, 193500, 215000, 241875, 258000, 309600, 322500, 387000, 430000, 483750, 516000, 645000, 774000, 860000, 967500, 1290000, 1548000, 1935000, 2580000, 3870000, 7740000]

約数ペア:

[(1, 7740000), (2, 3870000), (3, 2580000), (4, 1935000), (5, 1548000), (6, 1290000), (8, 967500), (9, 860000), (10, 774000), (12, 645000), (15, 516000), (16, 483750), (18, 430000), (20, 387000), (24, 322500), (25, 309600), (30, 258000), (32, 241875), (36, 215000), (40, 193500), (43, 180000), (45, 172000), (48, 161250), (50, 154800), (60, 129000), (72, 107500), (75, 103200), (80, 96750), (86, 90000), (90, 86000), (96, 80625), (100, 77400), (120, 64500), (125, 61920), (129, 60000), (144, 53750), (150, 51600), (160, 48375), (172, 45000), (180, 43000), (200, 38700), (215, 36000), (225, 34400), (240, 32250), (250, 30960), (258, 30000), (288, 26875), (300, 25800), (344, 22500), (360, 21500), (375, 20640), (387, 20000), (400, 19350), (430, 18000), (450, 17200), (480, 16125), (500, 15480), (516, 15000), (600, 12900), (625, 12384), (645, 12000), (688, 11250), (720, 10750), (750, 10320), (774, 10000), (800, 9675), (860, 9000), (900, 8600), (1000, 7740), (1032, 7500), (1075, 7200), (1125, 6880), (1200, 6450), (1250, 6192), (1290, 6000), (1376, 5625), (1440, 5375), (1500, 5160), (1548, 5000), (1720, 4500), (1800, 4300), (1875, 4128), (1935, 4000), (2000, 3870), (2064, 3750), (2150, 3600), (2250, 3440), (2400, 3225), (2500, 3096), (2580, 3000)]