400428144

素因数分解:

$2^4\times 3^3\times {\mathrm{53}}^1\times {\mathrm{17489}}^1$

素因数の和:17559

約数の個数: 80

約数和(自身を含む): 1171130400

約数和(自身を除く): 770702256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 53, 54, 72, 106, 108, 144, 159, 212, 216, 318, 424, 432, 477, 636, 848, 954, 1272, 1431, 1908, 2544, 2862, 3816, 5724, 7632, 11448, 17489, 22896, 34978, 52467, 69956, 104934, 139912, 157401, 209868, 279824, 314802, 419736, 472203, 629604, 839472, 926917, 944406, 1259208, 1853834, 1888812, 2518416, 2780751, 3707668, 3777624, 5561502, 7415336, 7555248, 8342253, 11123004, 14830672, 16684506, 22246008, 25026759, 33369012, 44492016, 50053518, 66738024, 100107036, 133476048, 200214072, 400428144]

約数ペア:

[(1, 400428144), (2, 200214072), (3, 133476048), (4, 100107036), (6, 66738024), (8, 50053518), (9, 44492016), (12, 33369012), (16, 25026759), (18, 22246008), (24, 16684506), (27, 14830672), (36, 11123004), (48, 8342253), (53, 7555248), (54, 7415336), (72, 5561502), (106, 3777624), (108, 3707668), (144, 2780751), (159, 2518416), (212, 1888812), (216, 1853834), (318, 1259208), (424, 944406), (432, 926917), (477, 839472), (636, 629604), (848, 472203), (954, 419736), (1272, 314802), (1431, 279824), (1908, 209868), (2544, 157401), (2862, 139912), (3816, 104934), (5724, 69956), (7632, 52467), (11448, 34978), (17489, 22896)]