81919152

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:651

約数の個数: 120

約数和(自身を含む): 264045600

約数和(自身を除く): 182126448

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 181, 252, 336, 362, 449, 504, 543, 724, 898, 1008, 1086, 1267, 1347, 1448, 1629, 1796, 2172, 2534, 2694, 2896, 3143, 3258, 3592, 3801, 4041, 4344, 5068, 5388, 6286, 6516, 7184, 7602, 8082, 8688, 9429, 10136, 10776, 11403, 12572, 13032, 15204, 16164, 18858, 20272, 21552, 22806, 25144, 26064, 28287, 30408, 32328, 37716, 45612, 50288, 56574, 60816, 64656, 75432, 81269, 91224, 113148, 150864, 162538, 182448, 226296, 243807, 325076, 452592, 487614, 568883, 650152, 731421, 975228, 1137766, 1300304, 1462842, 1706649, 1950456, 2275532, 2925684, 3413298, 3900912, 4551064, 5119947, 5851368, 6826596, 9102128, 10239894, 11702736, 13653192, 20479788, 27306384, 40959576, 81919152]

約数ペア:

[(1, 81919152), (2, 40959576), (3, 27306384), (4, 20479788), (6, 13653192), (7, 11702736), (8, 10239894), (9, 9102128), (12, 6826596), (14, 5851368), (16, 5119947), (18, 4551064), (21, 3900912), (24, 3413298), (28, 2925684), (36, 2275532), (42, 1950456), (48, 1706649), (56, 1462842), (63, 1300304), (72, 1137766), (84, 975228), (112, 731421), (126, 650152), (144, 568883), (168, 487614), (181, 452592), (252, 325076), (336, 243807), (362, 226296), (449, 182448), (504, 162538), (543, 150864), (724, 113148), (898, 91224), (1008, 81269), (1086, 75432), (1267, 64656), (1347, 60816), (1448, 56574), (1629, 50288), (1796, 45612), (2172, 37716), (2534, 32328), (2694, 30408), (2896, 28287), (3143, 26064), (3258, 25144), (3592, 22806), (3801, 21552), (4041, 20272), (4344, 18858), (5068, 16164), (5388, 15204), (6286, 13032), (6516, 12572), (7184, 11403), (7602, 10776), (8082, 10136), (8688, 9429)]