21696960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:350

約数の個数: 112

約数和(自身を含む): 69896736

約数和(自身を除く): 48199776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 97, 120, 160, 192, 194, 233, 240, 291, 320, 388, 466, 480, 485, 582, 699, 776, 932, 960, 970, 1164, 1165, 1398, 1455, 1552, 1864, 1940, 2328, 2330, 2796, 2910, 3104, 3495, 3728, 3880, 4656, 4660, 5592, 5820, 6208, 6990, 7456, 7760, 9312, 9320, 11184, 11640, 13980, 14912, 15520, 18624, 18640, 22368, 22601, 23280, 27960, 31040, 37280, 44736, 45202, 46560, 55920, 67803, 74560, 90404, 93120, 111840, 113005, 135606, 180808, 223680, 226010, 271212, 339015, 361616, 452020, 542424, 678030, 723232, 904040, 1084848, 1356060, 1446464, 1808080, 2169696, 2712120, 3616160, 4339392, 5424240, 7232320, 10848480, 21696960]

約数ペア:

[(1, 21696960), (2, 10848480), (3, 7232320), (4, 5424240), (5, 4339392), (6, 3616160), (8, 2712120), (10, 2169696), (12, 1808080), (15, 1446464), (16, 1356060), (20, 1084848), (24, 904040), (30, 723232), (32, 678030), (40, 542424), (48, 452020), (60, 361616), (64, 339015), (80, 271212), (96, 226010), (97, 223680), (120, 180808), (160, 135606), (192, 113005), (194, 111840), (233, 93120), (240, 90404), (291, 74560), (320, 67803), (388, 55920), (466, 46560), (480, 45202), (485, 44736), (582, 37280), (699, 31040), (776, 27960), (932, 23280), (960, 22601), (970, 22368), (1164, 18640), (1165, 18624), (1398, 15520), (1455, 14912), (1552, 13980), (1864, 11640), (1940, 11184), (2328, 9320), (2330, 9312), (2796, 7760), (2910, 7456), (3104, 6990), (3495, 6208), (3728, 5820), (3880, 5592), (4656, 4660)]