317809600

素因数分解:

$2^6\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1429}}^1$

素因数の和:1590

約数の個数: 84

約数和(自身を含む): 788187400

約数和(自身を除く): 470377800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 139, 160, 200, 278, 320, 400, 556, 695, 800, 1112, 1390, 1429, 1600, 2224, 2780, 2858, 3475, 4448, 5560, 5716, 6950, 7145, 8896, 11120, 11432, 13900, 14290, 22240, 22864, 27800, 28580, 35725, 44480, 45728, 55600, 57160, 71450, 91456, 111200, 114320, 142900, 198631, 222400, 228640, 285800, 397262, 457280, 571600, 794524, 993155, 1143200, 1589048, 1986310, 2286400, 3178096, 3972620, 4965775, 6356192, 7945240, 9931550, 12712384, 15890480, 19863100, 31780960, 39726200, 63561920, 79452400, 158904800, 317809600]

約数ペア:

[(1, 317809600), (2, 158904800), (4, 79452400), (5, 63561920), (8, 39726200), (10, 31780960), (16, 19863100), (20, 15890480), (25, 12712384), (32, 9931550), (40, 7945240), (50, 6356192), (64, 4965775), (80, 3972620), (100, 3178096), (139, 2286400), (160, 1986310), (200, 1589048), (278, 1143200), (320, 993155), (400, 794524), (556, 571600), (695, 457280), (800, 397262), (1112, 285800), (1390, 228640), (1429, 222400), (1600, 198631), (2224, 142900), (2780, 114320), (2858, 111200), (3475, 91456), (4448, 71450), (5560, 57160), (5716, 55600), (6950, 45728), (7145, 44480), (8896, 35725), (11120, 28580), (11432, 27800), (13900, 22864), (14290, 22240)]