205428636

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1709}}^1$

素因数の和:1785

約数の個数: 120

約数和(自身を含む): 625695840

約数和(自身を除く): 420267204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 53, 54, 63, 81, 84, 106, 108, 126, 159, 162, 189, 212, 252, 318, 324, 371, 378, 477, 567, 636, 742, 756, 954, 1113, 1134, 1431, 1484, 1709, 1908, 2226, 2268, 2862, 3339, 3418, 4293, 4452, 5127, 5724, 6678, 6836, 8586, 10017, 10254, 11963, 13356, 15381, 17172, 20034, 20508, 23926, 30051, 30762, 35889, 40068, 46143, 47852, 60102, 61524, 71778, 90577, 92286, 107667, 120204, 138429, 143556, 181154, 184572, 215334, 271731, 276858, 323001, 362308, 430668, 543462, 553716, 634039, 646002, 815193, 969003, 1086924, 1268078, 1292004, 1630386, 1902117, 1938006, 2445579, 2536156, 3260772, 3804234, 3876012, 4891158, 5706351, 7336737, 7608468, 9782316, 11412702, 14673474, 17119053, 22825404, 29346948, 34238106, 51357159, 68476212, 102714318, 205428636]

約数ペア:

[(1, 205428636), (2, 102714318), (3, 68476212), (4, 51357159), (6, 34238106), (7, 29346948), (9, 22825404), (12, 17119053), (14, 14673474), (18, 11412702), (21, 9782316), (27, 7608468), (28, 7336737), (36, 5706351), (42, 4891158), (53, 3876012), (54, 3804234), (63, 3260772), (81, 2536156), (84, 2445579), (106, 1938006), (108, 1902117), (126, 1630386), (159, 1292004), (162, 1268078), (189, 1086924), (212, 969003), (252, 815193), (318, 646002), (324, 634039), (371, 553716), (378, 543462), (477, 430668), (567, 362308), (636, 323001), (742, 276858), (756, 271731), (954, 215334), (1113, 184572), (1134, 181154), (1431, 143556), (1484, 138429), (1709, 120204), (1908, 107667), (2226, 92286), (2268, 90577), (2862, 71778), (3339, 61524), (3418, 60102), (4293, 47852), (4452, 46143), (5127, 40068), (5724, 35889), (6678, 30762), (6836, 30051), (8586, 23926), (10017, 20508), (10254, 20034), (11963, 17172), (13356, 15381)]