205401132

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{691}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 544078080

約数和(自身を除く): 338676948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 359, 414, 691, 718, 828, 1077, 1382, 1436, 2073, 2154, 2764, 3231, 4146, 4308, 6219, 6462, 8257, 8292, 12438, 12924, 15893, 16514, 24771, 24876, 31786, 33028, 47679, 49542, 63572, 74313, 95358, 99084, 143037, 148626, 190716, 248069, 286074, 297252, 496138, 572148, 744207, 992276, 1488414, 2232621, 2976828, 4465242, 5705587, 8930484, 11411174, 17116761, 22822348, 34233522, 51350283, 68467044, 102700566, 205401132]

約数ペア:

[(1, 205401132), (2, 102700566), (3, 68467044), (4, 51350283), (6, 34233522), (9, 22822348), (12, 17116761), (18, 11411174), (23, 8930484), (36, 5705587), (46, 4465242), (69, 2976828), (92, 2232621), (138, 1488414), (207, 992276), (276, 744207), (359, 572148), (414, 496138), (691, 297252), (718, 286074), (828, 248069), (1077, 190716), (1382, 148626), (1436, 143037), (2073, 99084), (2154, 95358), (2764, 74313), (3231, 63572), (4146, 49542), (4308, 47679), (6219, 33028), (6462, 31786), (8257, 24876), (8292, 24771), (12438, 16514), (12924, 15893)]