71798055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 128

約数和(自身を含む): 153446400

約数和(自身を除く): 81648345

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 29, 35, 51, 57, 73, 85, 87, 95, 105, 119, 133, 145, 203, 219, 255, 285, 323, 357, 365, 399, 435, 493, 511, 551, 595, 609, 665, 969, 1015, 1095, 1241, 1387, 1479, 1533, 1615, 1653, 1785, 1995, 2117, 2261, 2465, 2555, 2755, 3045, 3451, 3723, 3857, 4161, 4845, 6205, 6351, 6783, 6935, 7395, 7665, 8265, 8687, 9367, 9709, 10353, 10585, 11305, 11571, 14819, 17255, 18615, 19285, 20805, 23579, 26061, 28101, 29127, 31755, 33915, 35989, 40223, 43435, 44457, 46835, 48545, 51765, 57855, 65569, 70737, 74095, 107967, 117895, 120669, 130305, 140505, 145635, 165053, 179945, 196707, 201115, 222285, 251923, 281561, 327845, 353685, 495159, 539835, 603345, 683791, 755769, 825265, 844683, 983535, 1259615, 1407805, 2051373, 2475795, 3418955, 3778845, 4223415, 4786537, 10256865, 14359611, 23932685, 71798055]

約数ペア:

[(1, 71798055), (3, 23932685), (5, 14359611), (7, 10256865), (15, 4786537), (17, 4223415), (19, 3778845), (21, 3418955), (29, 2475795), (35, 2051373), (51, 1407805), (57, 1259615), (73, 983535), (85, 844683), (87, 825265), (95, 755769), (105, 683791), (119, 603345), (133, 539835), (145, 495159), (203, 353685), (219, 327845), (255, 281561), (285, 251923), (323, 222285), (357, 201115), (365, 196707), (399, 179945), (435, 165053), (493, 145635), (511, 140505), (551, 130305), (595, 120669), (609, 117895), (665, 107967), (969, 74095), (1015, 70737), (1095, 65569), (1241, 57855), (1387, 51765), (1479, 48545), (1533, 46835), (1615, 44457), (1653, 43435), (1785, 40223), (1995, 35989), (2117, 33915), (2261, 31755), (2465, 29127), (2555, 28101), (2755, 26061), (3045, 23579), (3451, 20805), (3723, 19285), (3857, 18615), (4161, 17255), (4845, 14819), (6205, 11571), (6351, 11305), (6783, 10585), (6935, 10353), (7395, 9709), (7665, 9367), (8265, 8687)]