210755468

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1459}}^1$

素因数の和:1555

約数の個数: 72

約数和(自身を含む): 475352640

約数和(自身を除く): 264597172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 67, 77, 98, 134, 154, 196, 268, 308, 469, 539, 737, 938, 1078, 1459, 1474, 1876, 2156, 2918, 2948, 3283, 5159, 5836, 6566, 10213, 10318, 13132, 16049, 20426, 20636, 32098, 36113, 40852, 64196, 71491, 72226, 97753, 112343, 142982, 144452, 195506, 224686, 285964, 391012, 449372, 684271, 786401, 1075283, 1368542, 1572802, 2150566, 2737084, 3145604, 4301132, 4789897, 7526981, 9579794, 15053962, 19159588, 30107924, 52688867, 105377734, 210755468]

約数ペア:

[(1, 210755468), (2, 105377734), (4, 52688867), (7, 30107924), (11, 19159588), (14, 15053962), (22, 9579794), (28, 7526981), (44, 4789897), (49, 4301132), (67, 3145604), (77, 2737084), (98, 2150566), (134, 1572802), (154, 1368542), (196, 1075283), (268, 786401), (308, 684271), (469, 449372), (539, 391012), (737, 285964), (938, 224686), (1078, 195506), (1459, 144452), (1474, 142982), (1876, 112343), (2156, 97753), (2918, 72226), (2948, 71491), (3283, 64196), (5159, 40852), (5836, 36113), (6566, 32098), (10213, 20636), (10318, 20426), (13132, 16049)]