979210640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3109}}^1$

素因数の和:3280

約数の個数: 80

約数和(自身を含む): 2369372160

約数和(自身を除く): 1390161520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 1016, 1240, 1270, 2032, 2480, 2540, 3109, 3937, 5080, 6218, 7874, 10160, 12436, 15545, 15748, 19685, 24872, 31090, 31496, 39370, 49744, 62180, 62992, 78740, 96379, 124360, 157480, 192758, 248720, 314960, 385516, 394843, 481895, 771032, 789686, 963790, 1542064, 1579372, 1927580, 1974215, 3158744, 3855160, 3948430, 6317488, 7710320, 7896860, 12240133, 15793720, 24480266, 31587440, 48960532, 61200665, 97921064, 122401330, 195842128, 244802660, 489605320, 979210640]

約数ペア:

[(1, 979210640), (2, 489605320), (4, 244802660), (5, 195842128), (8, 122401330), (10, 97921064), (16, 61200665), (20, 48960532), (31, 31587440), (40, 24480266), (62, 15793720), (80, 12240133), (124, 7896860), (127, 7710320), (155, 6317488), (248, 3948430), (254, 3855160), (310, 3158744), (496, 1974215), (508, 1927580), (620, 1579372), (635, 1542064), (1016, 963790), (1240, 789686), (1270, 771032), (2032, 481895), (2480, 394843), (2540, 385516), (3109, 314960), (3937, 248720), (5080, 192758), (6218, 157480), (7874, 124360), (10160, 96379), (12436, 78740), (15545, 62992), (15748, 62180), (19685, 49744), (24872, 39370), (31090, 31496)]