81919728

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17239}}^1$

素因数の和:17267

約数の個数: 80

約数和(自身を含む): 256531200

約数和(自身を除く): 174611472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 132, 144, 176, 198, 216, 264, 297, 396, 432, 528, 594, 792, 1188, 1584, 2376, 4752, 17239, 34478, 51717, 68956, 103434, 137912, 155151, 189629, 206868, 275824, 310302, 379258, 413736, 465453, 568887, 620604, 758516, 827472, 930906, 1137774, 1241208, 1517032, 1706661, 1861812, 2275548, 2482416, 3034064, 3413322, 3723624, 4551096, 5119983, 6826644, 7447248, 9102192, 10239966, 13653288, 20479932, 27306576, 40959864, 81919728]

約数ペア:

[(1, 81919728), (2, 40959864), (3, 27306576), (4, 20479932), (6, 13653288), (8, 10239966), (9, 9102192), (11, 7447248), (12, 6826644), (16, 5119983), (18, 4551096), (22, 3723624), (24, 3413322), (27, 3034064), (33, 2482416), (36, 2275548), (44, 1861812), (48, 1706661), (54, 1517032), (66, 1241208), (72, 1137774), (88, 930906), (99, 827472), (108, 758516), (132, 620604), (144, 568887), (176, 465453), (198, 413736), (216, 379258), (264, 310302), (297, 275824), (396, 206868), (432, 189629), (528, 155151), (594, 137912), (792, 103434), (1188, 68956), (1584, 51717), (2376, 34478), (4752, 17239)]