205461060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25747}}^1$

素因数の和:25785

約数の個数: 96

約数和(自身を含む): 692106240

約数和(自身を除く): 486645180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 25747, 51494, 77241, 102988, 128735, 154482, 180229, 257470, 308964, 360458, 386205, 489193, 514940, 540687, 720916, 772410, 901145, 978386, 1081374, 1467579, 1544820, 1802290, 1956772, 2162748, 2445965, 2703435, 2935158, 3424351, 3604580, 4891930, 5406870, 5870316, 6848702, 7337895, 9783860, 10273053, 10813740, 13697404, 14675790, 17121755, 20546106, 29351580, 34243510, 41092212, 51365265, 68487020, 102730530, 205461060]

約数ペア:

[(1, 205461060), (2, 102730530), (3, 68487020), (4, 51365265), (5, 41092212), (6, 34243510), (7, 29351580), (10, 20546106), (12, 17121755), (14, 14675790), (15, 13697404), (19, 10813740), (20, 10273053), (21, 9783860), (28, 7337895), (30, 6848702), (35, 5870316), (38, 5406870), (42, 4891930), (57, 3604580), (60, 3424351), (70, 2935158), (76, 2703435), (84, 2445965), (95, 2162748), (105, 1956772), (114, 1802290), (133, 1544820), (140, 1467579), (190, 1081374), (210, 978386), (228, 901145), (266, 772410), (285, 720916), (380, 540687), (399, 514940), (420, 489193), (532, 386205), (570, 360458), (665, 308964), (798, 257470), (1140, 180229), (1330, 154482), (1596, 128735), (1995, 102988), (2660, 77241), (3990, 51494), (7980, 25747)]