207291280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1879}}^1$

素因数の和:2096

約数の個数: 80

約数和(自身を含む): 553893120

約数和(自身を除く): 346601840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 197, 280, 394, 560, 788, 985, 1379, 1576, 1879, 1970, 2758, 3152, 3758, 3940, 5516, 6895, 7516, 7880, 9395, 11032, 13153, 13790, 15032, 15760, 18790, 22064, 26306, 27580, 30064, 37580, 52612, 55160, 65765, 75160, 105224, 110320, 131530, 150320, 210448, 263060, 370163, 526120, 740326, 1052240, 1480652, 1850815, 2591141, 2961304, 3701630, 5182282, 5922608, 7403260, 10364564, 12955705, 14806520, 20729128, 25911410, 29613040, 41458256, 51822820, 103645640, 207291280]

約数ペア:

[(1, 207291280), (2, 103645640), (4, 51822820), (5, 41458256), (7, 29613040), (8, 25911410), (10, 20729128), (14, 14806520), (16, 12955705), (20, 10364564), (28, 7403260), (35, 5922608), (40, 5182282), (56, 3701630), (70, 2961304), (80, 2591141), (112, 1850815), (140, 1480652), (197, 1052240), (280, 740326), (394, 526120), (560, 370163), (788, 263060), (985, 210448), (1379, 150320), (1576, 131530), (1879, 110320), (1970, 105224), (2758, 75160), (3152, 65765), (3758, 55160), (3940, 52612), (5516, 37580), (6895, 30064), (7516, 27580), (7880, 26306), (9395, 22064), (11032, 18790), (13153, 15760), (13790, 15032)]