220999248

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^2\times {\mathrm{1597}}^1$

素因数の和:1673

約数の個数: 90

約数和(自身を含む): 639486042

約数和(自身を除く): 418486794

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 961, 1116, 1488, 1597, 1922, 2232, 2883, 3194, 3844, 4464, 4791, 5766, 6388, 7688, 8649, 9582, 11532, 12776, 14373, 15376, 17298, 19164, 23064, 25552, 28746, 34596, 38328, 46128, 49507, 57492, 69192, 76656, 99014, 114984, 138384, 148521, 198028, 229968, 297042, 396056, 445563, 594084, 792112, 891126, 1188168, 1534717, 1782252, 2376336, 3069434, 3564504, 4604151, 6138868, 7129008, 9208302, 12277736, 13812453, 18416604, 24555472, 27624906, 36833208, 55249812, 73666416, 110499624, 220999248]

約数ペア:

[(1, 220999248), (2, 110499624), (3, 73666416), (4, 55249812), (6, 36833208), (8, 27624906), (9, 24555472), (12, 18416604), (16, 13812453), (18, 12277736), (24, 9208302), (31, 7129008), (36, 6138868), (48, 4604151), (62, 3564504), (72, 3069434), (93, 2376336), (124, 1782252), (144, 1534717), (186, 1188168), (248, 891126), (279, 792112), (372, 594084), (496, 445563), (558, 396056), (744, 297042), (961, 229968), (1116, 198028), (1488, 148521), (1597, 138384), (1922, 114984), (2232, 99014), (2883, 76656), (3194, 69192), (3844, 57492), (4464, 49507), (4791, 46128), (5766, 38328), (6388, 34596), (7688, 28746), (8649, 25552), (9582, 23064), (11532, 19164), (12776, 17298), (14373, 15376)]