210321664

素因数分解:

$2^8\times 7^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 482776448

約数和(自身を除く): 272454784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 241, 256, 448, 482, 487, 896, 964, 974, 1687, 1792, 1928, 1948, 3374, 3409, 3856, 3896, 6748, 6818, 7712, 7792, 13496, 13636, 15424, 15584, 26992, 27272, 30848, 31168, 53984, 54544, 61696, 62336, 107968, 109088, 117367, 124672, 215936, 218176, 234734, 431872, 436352, 469468, 821569, 872704, 938936, 1643138, 1877872, 3286276, 3755744, 6572552, 7511488, 13145104, 15022976, 26290208, 30045952, 52580416, 105160832, 210321664]

約数ペア:

[(1, 210321664), (2, 105160832), (4, 52580416), (7, 30045952), (8, 26290208), (14, 15022976), (16, 13145104), (28, 7511488), (32, 6572552), (56, 3755744), (64, 3286276), (112, 1877872), (128, 1643138), (224, 938936), (241, 872704), (256, 821569), (448, 469468), (482, 436352), (487, 431872), (896, 234734), (964, 218176), (974, 215936), (1687, 124672), (1792, 117367), (1928, 109088), (1948, 107968), (3374, 62336), (3409, 61696), (3856, 54544), (3896, 53984), (6748, 31168), (6818, 30848), (7712, 27272), (7792, 26992), (13496, 15584), (13636, 15424)]