20484000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{569}}^1$

素因数の和:600

約数の個数: 144

約数和(自身を含む): 72825480

約数和(自身を除く): 52341480

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, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 569, 600, 720, 750, 800, 900, 1000, 1125, 1138, 1200, 1440, 1500, 1707, 1800, 2000, 2250, 2276, 2400, 2845, 3000, 3414, 3600, 4000, 4500, 4552, 5121, 5690, 6000, 6828, 7200, 8535, 9000, 9104, 10242, 11380, 12000, 13656, 14225, 17070, 18000, 18208, 20484, 22760, 25605, 27312, 28450, 34140, 36000, 40968, 42675, 45520, 51210, 54624, 56900, 68280, 71125, 81936, 85350, 91040, 102420, 113800, 128025, 136560, 142250, 163872, 170700, 204840, 213375, 227600, 256050, 273120, 284500, 341400, 409680, 426750, 455200, 512100, 569000, 640125, 682800, 819360, 853500, 1024200, 1138000, 1280250, 1365600, 1707000, 2048400, 2276000, 2560500, 3414000, 4096800, 5121000, 6828000, 10242000, 20484000]

約数ペア:

[(1, 20484000), (2, 10242000), (3, 6828000), (4, 5121000), (5, 4096800), (6, 3414000), (8, 2560500), (9, 2276000), (10, 2048400), (12, 1707000), (15, 1365600), (16, 1280250), (18, 1138000), (20, 1024200), (24, 853500), (25, 819360), (30, 682800), (32, 640125), (36, 569000), (40, 512100), (45, 455200), (48, 426750), (50, 409680), (60, 341400), (72, 284500), (75, 273120), (80, 256050), (90, 227600), (96, 213375), (100, 204840), (120, 170700), (125, 163872), (144, 142250), (150, 136560), (160, 128025), (180, 113800), (200, 102420), (225, 91040), (240, 85350), (250, 81936), (288, 71125), (300, 68280), (360, 56900), (375, 54624), (400, 51210), (450, 45520), (480, 42675), (500, 40968), (569, 36000), (600, 34140), (720, 28450), (750, 27312), (800, 25605), (900, 22760), (1000, 20484), (1125, 18208), (1138, 18000), (1200, 17070), (1440, 14225), (1500, 13656), (1707, 12000), (1800, 11380), (2000, 10242), (2250, 9104), (2276, 9000), (2400, 8535), (2845, 7200), (3000, 6828), (3414, 6000), (3600, 5690), (4000, 5121), (4500, 4552)]