380479904

素因数分解:

$2^5\times 7^2\times {\mathrm{431}}^1\times {\mathrm{563}}^1$

素因数の和:1018

約数の個数: 72

約数和(自身を含む): 874939968

約数和(自身を除く): 494460064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 431, 563, 784, 862, 1126, 1568, 1724, 2252, 3017, 3448, 3941, 4504, 6034, 6896, 7882, 9008, 12068, 13792, 15764, 18016, 21119, 24136, 27587, 31528, 42238, 48272, 55174, 63056, 84476, 96544, 110348, 126112, 168952, 220696, 242653, 337904, 441392, 485306, 675808, 882784, 970612, 1698571, 1941224, 3397142, 3882448, 6794284, 7764896, 11889997, 13588568, 23779994, 27177136, 47559988, 54354272, 95119976, 190239952, 380479904]

約数ペア:

[(1, 380479904), (2, 190239952), (4, 95119976), (7, 54354272), (8, 47559988), (14, 27177136), (16, 23779994), (28, 13588568), (32, 11889997), (49, 7764896), (56, 6794284), (98, 3882448), (112, 3397142), (196, 1941224), (224, 1698571), (392, 970612), (431, 882784), (563, 675808), (784, 485306), (862, 441392), (1126, 337904), (1568, 242653), (1724, 220696), (2252, 168952), (3017, 126112), (3448, 110348), (3941, 96544), (4504, 84476), (6034, 63056), (6896, 55174), (7882, 48272), (9008, 42238), (12068, 31528), (13792, 27587), (15764, 24136), (18016, 21119)]