80538948

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 261424800

約数和(自身を除く): 180885852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 81, 84, 89, 98, 108, 114, 126, 133, 147, 162, 171, 178, 189, 196, 228, 243, 252, 266, 267, 294, 324, 342, 356, 378, 399, 441, 486, 513, 532, 534, 567, 588, 623, 684, 756, 798, 801, 882, 931, 972, 1026, 1068, 1134, 1197, 1246, 1323, 1539, 1596, 1602, 1691, 1701, 1764, 1862, 1869, 2052, 2268, 2394, 2403, 2492, 2646, 2793, 3078, 3204, 3382, 3402, 3591, 3724, 3738, 3969, 4361, 4617, 4788, 4806, 5073, 5292, 5586, 5607, 6156, 6764, 6804, 7182, 7209, 7476, 7938, 8379, 8722, 9234, 9612, 10146, 10773, 11172, 11214, 11837, 11907, 13083, 14364, 14418, 15219, 15876, 16758, 16821, 17444, 18468, 20292, 21546, 21627, 22428, 23674, 23814, 25137, 26166, 28836, 30438, 32319, 33516, 33642, 35511, 39249, 43092, 43254, 45657, 47348, 47628, 50274, 50463, 52332, 60876, 64638, 67284, 71022, 75411, 78498, 82859, 86508, 91314, 100548, 100926, 106533, 117747, 129276, 136971, 142044, 150822, 151389, 156996, 165718, 182628, 201852, 213066, 226233, 235494, 248577, 273942, 301644, 302778, 319599, 331436, 353241, 410913, 426132, 452466, 470988, 497154, 547884, 605556, 639198, 706482, 745731, 821826, 904932, 958797, 994308, 1059723, 1278396, 1412964, 1491462, 1643652, 1917594, 2119446, 2237193, 2876391, 2982924, 3835188, 4238892, 4474386, 5752782, 6711579, 8948772, 11505564, 13423158, 20134737, 26846316, 40269474, 80538948]

約数ペア:

[(1, 80538948), (2, 40269474), (3, 26846316), (4, 20134737), (6, 13423158), (7, 11505564), (9, 8948772), (12, 6711579), (14, 5752782), (18, 4474386), (19, 4238892), (21, 3835188), (27, 2982924), (28, 2876391), (36, 2237193), (38, 2119446), (42, 1917594), (49, 1643652), (54, 1491462), (57, 1412964), (63, 1278396), (76, 1059723), (81, 994308), (84, 958797), (89, 904932), (98, 821826), (108, 745731), (114, 706482), (126, 639198), (133, 605556), (147, 547884), (162, 497154), (171, 470988), (178, 452466), (189, 426132), (196, 410913), (228, 353241), (243, 331436), (252, 319599), (266, 302778), (267, 301644), (294, 273942), (324, 248577), (342, 235494), (356, 226233), (378, 213066), (399, 201852), (441, 182628), (486, 165718), (513, 156996), (532, 151389), (534, 150822), (567, 142044), (588, 136971), (623, 129276), (684, 117747), (756, 106533), (798, 100926), (801, 100548), (882, 91314), (931, 86508), (972, 82859), (1026, 78498), (1068, 75411), (1134, 71022), (1197, 67284), (1246, 64638), (1323, 60876), (1539, 52332), (1596, 50463), (1602, 50274), (1691, 47628), (1701, 47348), (1764, 45657), (1862, 43254), (1869, 43092), (2052, 39249), (2268, 35511), (2394, 33642), (2403, 33516), (2492, 32319), (2646, 30438), (2793, 28836), (3078, 26166), (3204, 25137), (3382, 23814), (3402, 23674), (3591, 22428), (3724, 21627), (3738, 21546), (3969, 20292), (4361, 18468), (4617, 17444), (4788, 16821), (4806, 16758), (5073, 15876), (5292, 15219), (5586, 14418), (5607, 14364), (6156, 13083), (6764, 11907), (6804, 11837), (7182, 11214), (7209, 11172), (7476, 10773), (7938, 10146), (8379, 9612), (8722, 9234)]