258486564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1418

約数の個数: 144

約数和(自身を含む): 782550720

約数和(自身を除く): 524064156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 19, 21, 28, 34, 38, 42, 49, 51, 57, 68, 76, 84, 98, 102, 114, 119, 133, 147, 196, 204, 228, 238, 266, 294, 323, 357, 399, 476, 532, 588, 646, 714, 798, 833, 931, 969, 1292, 1361, 1428, 1596, 1666, 1862, 1938, 2261, 2499, 2722, 2793, 3332, 3724, 3876, 4083, 4522, 4998, 5444, 5586, 6783, 8166, 9044, 9527, 9996, 11172, 13566, 15827, 16332, 19054, 23137, 25859, 27132, 28581, 31654, 38108, 46274, 47481, 51718, 57162, 63308, 66689, 69411, 77577, 92548, 94962, 103436, 114324, 133378, 138822, 155154, 161959, 181013, 189924, 200067, 266756, 277644, 310308, 323918, 362026, 400134, 439603, 485877, 543039, 647836, 724052, 800268, 879206, 971754, 1086078, 1133713, 1267091, 1318809, 1758412, 1943508, 2172156, 2267426, 2534182, 2637618, 3077221, 3401139, 3801273, 4534852, 5068364, 5275236, 6154442, 6802278, 7602546, 9231663, 12308884, 13604556, 15205092, 18463326, 21540547, 36926652, 43081094, 64621641, 86162188, 129243282, 258486564]

約数ペア:

[(1, 258486564), (2, 129243282), (3, 86162188), (4, 64621641), (6, 43081094), (7, 36926652), (12, 21540547), (14, 18463326), (17, 15205092), (19, 13604556), (21, 12308884), (28, 9231663), (34, 7602546), (38, 6802278), (42, 6154442), (49, 5275236), (51, 5068364), (57, 4534852), (68, 3801273), (76, 3401139), (84, 3077221), (98, 2637618), (102, 2534182), (114, 2267426), (119, 2172156), (133, 1943508), (147, 1758412), (196, 1318809), (204, 1267091), (228, 1133713), (238, 1086078), (266, 971754), (294, 879206), (323, 800268), (357, 724052), (399, 647836), (476, 543039), (532, 485877), (588, 439603), (646, 400134), (714, 362026), (798, 323918), (833, 310308), (931, 277644), (969, 266756), (1292, 200067), (1361, 189924), (1428, 181013), (1596, 161959), (1666, 155154), (1862, 138822), (1938, 133378), (2261, 114324), (2499, 103436), (2722, 94962), (2793, 92548), (3332, 77577), (3724, 69411), (3876, 66689), (4083, 63308), (4522, 57162), (4998, 51718), (5444, 47481), (5586, 46274), (6783, 38108), (8166, 31654), (9044, 28581), (9527, 27132), (9996, 25859), (11172, 23137), (13566, 19054), (15827, 16332)]