320437440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{111263}}^1$

素因数の和:111286

約数の個数: 84

約数和(自身を含む): 1102181184

約数和(自身を除く): 781743744

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, 111263, 222526, 333789, 445052, 556315, 667578, 890104, 1001367, 1112630, 1335156, 1668945, 1780208, 2002734, 2225260, 2670312, 3337890, 3560416, 4005468, 4450520, 5006835, 5340624, 6675780, 7120832, 8010936, 8901040, 10013670, 10681248, 13351560, 16021872, 17802080, 20027340, 21362496, 26703120, 32043744, 35604160, 40054680, 53406240, 64087488, 80109360, 106812480, 160218720, 320437440]

約数ペア:

[(1, 320437440), (2, 160218720), (3, 106812480), (4, 80109360), (5, 64087488), (6, 53406240), (8, 40054680), (9, 35604160), (10, 32043744), (12, 26703120), (15, 21362496), (16, 20027340), (18, 17802080), (20, 16021872), (24, 13351560), (30, 10681248), (32, 10013670), (36, 8901040), (40, 8010936), (45, 7120832), (48, 6675780), (60, 5340624), (64, 5006835), (72, 4450520), (80, 4005468), (90, 3560416), (96, 3337890), (120, 2670312), (144, 2225260), (160, 2002734), (180, 1780208), (192, 1668945), (240, 1335156), (288, 1112630), (320, 1001367), (360, 890104), (480, 667578), (576, 556315), (720, 445052), (960, 333789), (1440, 222526), (2880, 111263)]