201979448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 465393600

約数和(自身を除く): 263414152

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 37, 41, 44, 68, 74, 82, 88, 89, 136, 148, 164, 178, 187, 296, 328, 356, 374, 407, 451, 629, 697, 712, 748, 814, 902, 979, 1258, 1394, 1496, 1513, 1517, 1628, 1804, 1958, 2516, 2788, 3026, 3034, 3256, 3293, 3608, 3649, 3916, 5032, 5576, 6052, 6068, 6586, 6919, 7298, 7667, 7832, 12104, 12136, 13172, 13838, 14596, 15334, 16643, 16687, 25789, 26344, 27676, 29192, 30668, 33286, 33374, 36223, 40139, 51578, 55352, 55981, 61336, 62033, 66572, 66748, 72446, 80278, 103156, 111962, 124066, 133144, 133496, 135013, 144892, 160556, 206312, 223924, 248132, 270026, 283679, 289784, 321112, 447848, 496264, 540052, 567358, 615791, 682363, 1080104, 1134716, 1231582, 1364726, 1485143, 2269432, 2295221, 2463164, 2729452, 2970286, 4590442, 4926328, 5458904, 5940572, 9180884, 11881144, 18361768, 25247431, 50494862, 100989724, 201979448]

約数ペア:

[(1, 201979448), (2, 100989724), (4, 50494862), (8, 25247431), (11, 18361768), (17, 11881144), (22, 9180884), (34, 5940572), (37, 5458904), (41, 4926328), (44, 4590442), (68, 2970286), (74, 2729452), (82, 2463164), (88, 2295221), (89, 2269432), (136, 1485143), (148, 1364726), (164, 1231582), (178, 1134716), (187, 1080104), (296, 682363), (328, 615791), (356, 567358), (374, 540052), (407, 496264), (451, 447848), (629, 321112), (697, 289784), (712, 283679), (748, 270026), (814, 248132), (902, 223924), (979, 206312), (1258, 160556), (1394, 144892), (1496, 135013), (1513, 133496), (1517, 133144), (1628, 124066), (1804, 111962), (1958, 103156), (2516, 80278), (2788, 72446), (3026, 66748), (3034, 66572), (3256, 62033), (3293, 61336), (3608, 55981), (3649, 55352), (3916, 51578), (5032, 40139), (5576, 36223), (6052, 33374), (6068, 33286), (6586, 30668), (6919, 29192), (7298, 27676), (7667, 26344), (7832, 25789), (12104, 16687), (12136, 16643), (13172, 15334), (13838, 14596)]