161645792

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 144

約数和(自身を含む): 423335808

約数和(自身を除く): 261690016

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 68, 77, 88, 112, 119, 136, 154, 176, 187, 224, 227, 238, 272, 289, 308, 352, 374, 454, 476, 544, 578, 616, 748, 908, 952, 1156, 1232, 1309, 1496, 1589, 1816, 1904, 2023, 2312, 2464, 2497, 2618, 2992, 3178, 3179, 3632, 3808, 3859, 4046, 4624, 4994, 5236, 5984, 6356, 6358, 7264, 7718, 8092, 9248, 9988, 10472, 12712, 12716, 15436, 16184, 17479, 19976, 20944, 22253, 25424, 25432, 27013, 30872, 32368, 34958, 39952, 41888, 42449, 44506, 50848, 50864, 54026, 61744, 64736, 65603, 69916, 79904, 84898, 89012, 101728, 108052, 123488, 131206, 139832, 169796, 178024, 216104, 262412, 279664, 297143, 339592, 356048, 432208, 459221, 524824, 559328, 594286, 679184, 712096, 721633, 864416, 918442, 1049648, 1188572, 1358368, 1443266, 1836884, 2099296, 2377144, 2886532, 3673768, 4754288, 5051431, 5773064, 7347536, 9508576, 10102862, 11546128, 14695072, 20205724, 23092256, 40411448, 80822896, 161645792]

約数ペア:

[(1, 161645792), (2, 80822896), (4, 40411448), (7, 23092256), (8, 20205724), (11, 14695072), (14, 11546128), (16, 10102862), (17, 9508576), (22, 7347536), (28, 5773064), (32, 5051431), (34, 4754288), (44, 3673768), (56, 2886532), (68, 2377144), (77, 2099296), (88, 1836884), (112, 1443266), (119, 1358368), (136, 1188572), (154, 1049648), (176, 918442), (187, 864416), (224, 721633), (227, 712096), (238, 679184), (272, 594286), (289, 559328), (308, 524824), (352, 459221), (374, 432208), (454, 356048), (476, 339592), (544, 297143), (578, 279664), (616, 262412), (748, 216104), (908, 178024), (952, 169796), (1156, 139832), (1232, 131206), (1309, 123488), (1496, 108052), (1589, 101728), (1816, 89012), (1904, 84898), (2023, 79904), (2312, 69916), (2464, 65603), (2497, 64736), (2618, 61744), (2992, 54026), (3178, 50864), (3179, 50848), (3632, 44506), (3808, 42449), (3859, 41888), (4046, 39952), (4624, 34958), (4994, 32368), (5236, 30872), (5984, 27013), (6356, 25432), (6358, 25424), (7264, 22253), (7718, 20944), (8092, 19976), (9248, 17479), (9988, 16184), (10472, 15436), (12712, 12716)]