348597040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{827}}^1$

素因数の和:1330

約数の個数: 80

約数和(自身を含む): 887086080

約数和(自身を除く): 538489040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 479, 827, 880, 958, 1654, 1916, 2395, 3308, 3832, 4135, 4790, 5269, 6616, 7664, 8270, 9097, 9580, 10538, 13232, 16540, 18194, 19160, 21076, 26345, 33080, 36388, 38320, 42152, 45485, 52690, 66160, 72776, 84304, 90970, 105380, 145552, 181940, 210760, 363880, 396133, 421520, 727760, 792266, 1584532, 1980665, 3169064, 3961330, 4357463, 6338128, 7922660, 8714926, 15845320, 17429852, 21787315, 31690640, 34859704, 43574630, 69719408, 87149260, 174298520, 348597040]

約数ペア:

[(1, 348597040), (2, 174298520), (4, 87149260), (5, 69719408), (8, 43574630), (10, 34859704), (11, 31690640), (16, 21787315), (20, 17429852), (22, 15845320), (40, 8714926), (44, 7922660), (55, 6338128), (80, 4357463), (88, 3961330), (110, 3169064), (176, 1980665), (220, 1584532), (440, 792266), (479, 727760), (827, 421520), (880, 396133), (958, 363880), (1654, 210760), (1916, 181940), (2395, 145552), (3308, 105380), (3832, 90970), (4135, 84304), (4790, 72776), (5269, 66160), (6616, 52690), (7664, 45485), (8270, 42152), (9097, 38320), (9580, 36388), (10538, 33080), (13232, 26345), (16540, 21076), (18194, 19160)]