648757440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{225263}}^1$

素因数の和:225286

約数の個数: 84

約数和(自身を含む): 2231465184

約数和(自身を除く): 1582707744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 225263, 450526, 675789, 901052, 1126315, 1351578, 1802104, 2027367, 2252630, 2703156, 3378945, 3604208, 4054734, 4505260, 5406312, 6757890, 7208416, 8109468, 9010520, 10136835, 10812624, 13515780, 14416832, 16218936, 18021040, 20273670, 21625248, 27031560, 32437872, 36042080, 40547340, 43250496, 54063120, 64875744, 72084160, 81094680, 108126240, 129751488, 162189360, 216252480, 324378720, 648757440]

約数ペア:

[(1, 648757440), (2, 324378720), (3, 216252480), (4, 162189360), (5, 129751488), (6, 108126240), (8, 81094680), (9, 72084160), (10, 64875744), (12, 54063120), (15, 43250496), (16, 40547340), (18, 36042080), (20, 32437872), (24, 27031560), (30, 21625248), (32, 20273670), (36, 18021040), (40, 16218936), (45, 14416832), (48, 13515780), (60, 10812624), (64, 10136835), (72, 9010520), (80, 8109468), (90, 7208416), (96, 6757890), (120, 5406312), (144, 4505260), (160, 4054734), (180, 3604208), (192, 3378945), (240, 2703156), (288, 2252630), (320, 2027367), (360, 1802104), (480, 1351578), (576, 1126315), (720, 901052), (960, 675789), (1440, 450526), (2880, 225263)]