204664572

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{739}}^1$

素因数の和:920

約数の個数: 108

約数和(自身を含む): 606464040

約数和(自身を除く): 401799468

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 157, 196, 252, 294, 314, 441, 471, 588, 628, 739, 882, 942, 1099, 1413, 1478, 1764, 1884, 2198, 2217, 2826, 2956, 3297, 4396, 4434, 5173, 5652, 6594, 6651, 7693, 8868, 9891, 10346, 13188, 13302, 15386, 15519, 19782, 20692, 23079, 26604, 30772, 31038, 36211, 39564, 46158, 46557, 62076, 69237, 72422, 92316, 93114, 108633, 116023, 138474, 144844, 186228, 217266, 232046, 276948, 325899, 348069, 434532, 464092, 651798, 696138, 812161, 1044207, 1303596, 1392276, 1624322, 2088414, 2436483, 3248644, 4176828, 4872966, 5685127, 7309449, 9745932, 11370254, 14618898, 17055381, 22740508, 29237796, 34110762, 51166143, 68221524, 102332286, 204664572]

約数ペア:

[(1, 204664572), (2, 102332286), (3, 68221524), (4, 51166143), (6, 34110762), (7, 29237796), (9, 22740508), (12, 17055381), (14, 14618898), (18, 11370254), (21, 9745932), (28, 7309449), (36, 5685127), (42, 4872966), (49, 4176828), (63, 3248644), (84, 2436483), (98, 2088414), (126, 1624322), (147, 1392276), (157, 1303596), (196, 1044207), (252, 812161), (294, 696138), (314, 651798), (441, 464092), (471, 434532), (588, 348069), (628, 325899), (739, 276948), (882, 232046), (942, 217266), (1099, 186228), (1413, 144844), (1478, 138474), (1764, 116023), (1884, 108633), (2198, 93114), (2217, 92316), (2826, 72422), (2956, 69237), (3297, 62076), (4396, 46557), (4434, 46158), (5173, 39564), (5652, 36211), (6594, 31038), (6651, 30772), (7693, 26604), (8868, 23079), (9891, 20692), (10346, 19782), (13188, 15519), (13302, 15386)]