81447168

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 244887552

約数和(自身を除く): 163440384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 88, 93, 96, 124, 128, 132, 176, 186, 192, 248, 256, 264, 311, 341, 352, 372, 384, 496, 528, 622, 682, 704, 744, 768, 933, 992, 1023, 1056, 1244, 1364, 1408, 1488, 1866, 1984, 2046, 2112, 2488, 2728, 2816, 2976, 3421, 3732, 3968, 4092, 4224, 4976, 5456, 5952, 6842, 7464, 7936, 8184, 8448, 9641, 9952, 10263, 10912, 11904, 13684, 14928, 16368, 19282, 19904, 20526, 21824, 23808, 27368, 28923, 29856, 32736, 38564, 39808, 41052, 43648, 54736, 57846, 59712, 65472, 77128, 79616, 82104, 87296, 106051, 109472, 115692, 119424, 130944, 154256, 164208, 212102, 218944, 231384, 238848, 261888, 308512, 318153, 328416, 424204, 437888, 462768, 617024, 636306, 656832, 848408, 875776, 925536, 1234048, 1272612, 1313664, 1696816, 1851072, 2468096, 2545224, 2627328, 3393632, 3702144, 5090448, 6787264, 7404288, 10180896, 13574528, 20361792, 27149056, 40723584, 81447168]

約数ペア:

[(1, 81447168), (2, 40723584), (3, 27149056), (4, 20361792), (6, 13574528), (8, 10180896), (11, 7404288), (12, 6787264), (16, 5090448), (22, 3702144), (24, 3393632), (31, 2627328), (32, 2545224), (33, 2468096), (44, 1851072), (48, 1696816), (62, 1313664), (64, 1272612), (66, 1234048), (88, 925536), (93, 875776), (96, 848408), (124, 656832), (128, 636306), (132, 617024), (176, 462768), (186, 437888), (192, 424204), (248, 328416), (256, 318153), (264, 308512), (311, 261888), (341, 238848), (352, 231384), (372, 218944), (384, 212102), (496, 164208), (528, 154256), (622, 130944), (682, 119424), (704, 115692), (744, 109472), (768, 106051), (933, 87296), (992, 82104), (1023, 79616), (1056, 77128), (1244, 65472), (1364, 59712), (1408, 57846), (1488, 54736), (1866, 43648), (1984, 41052), (2046, 39808), (2112, 38564), (2488, 32736), (2728, 29856), (2816, 28923), (2976, 27368), (3421, 23808), (3732, 21824), (3968, 20526), (4092, 19904), (4224, 19282), (4976, 16368), (5456, 14928), (5952, 13684), (6842, 11904), (7464, 10912), (7936, 10263), (8184, 9952), (8448, 9641)]