201821616

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 580706880

約数和(自身を除く): 378885264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 113, 144, 157, 158, 226, 237, 314, 316, 339, 452, 471, 474, 628, 632, 678, 711, 904, 942, 948, 1017, 1256, 1264, 1356, 1413, 1422, 1808, 1884, 1896, 2034, 2512, 2712, 2826, 2844, 3768, 3792, 4068, 5424, 5652, 5688, 7536, 8136, 8927, 11304, 11376, 12403, 16272, 17741, 17854, 22608, 24806, 26781, 35482, 35708, 37209, 49612, 53223, 53562, 70964, 71416, 74418, 80343, 99224, 106446, 107124, 111627, 141928, 142832, 148836, 159669, 160686, 198448, 212892, 214248, 223254, 283856, 297672, 319338, 321372, 425784, 428496, 446508, 595344, 638676, 642744, 851568, 893016, 1277352, 1285488, 1401539, 1786032, 2554704, 2803078, 4204617, 5606156, 8409234, 11212312, 12613851, 16818468, 22424624, 25227702, 33636936, 50455404, 67273872, 100910808, 201821616]

約数ペア:

[(1, 201821616), (2, 100910808), (3, 67273872), (4, 50455404), (6, 33636936), (8, 25227702), (9, 22424624), (12, 16818468), (16, 12613851), (18, 11212312), (24, 8409234), (36, 5606156), (48, 4204617), (72, 2803078), (79, 2554704), (113, 1786032), (144, 1401539), (157, 1285488), (158, 1277352), (226, 893016), (237, 851568), (314, 642744), (316, 638676), (339, 595344), (452, 446508), (471, 428496), (474, 425784), (628, 321372), (632, 319338), (678, 297672), (711, 283856), (904, 223254), (942, 214248), (948, 212892), (1017, 198448), (1256, 160686), (1264, 159669), (1356, 148836), (1413, 142832), (1422, 141928), (1808, 111627), (1884, 107124), (1896, 106446), (2034, 99224), (2512, 80343), (2712, 74418), (2826, 71416), (2844, 70964), (3768, 53562), (3792, 53223), (4068, 49612), (5424, 37209), (5652, 35708), (5688, 35482), (7536, 26781), (8136, 24806), (8927, 22608), (11304, 17854), (11376, 17741), (12403, 16272)]