143368720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1048

約数の個数: 80

約数和(自身を含む): 365923008

約数和(自身を除く): 222554288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 394, 440, 788, 827, 880, 985, 1576, 1654, 1970, 2167, 3152, 3308, 3940, 4135, 4334, 6616, 7880, 8270, 8668, 9097, 10835, 13232, 15760, 16540, 17336, 18194, 21670, 33080, 34672, 36388, 43340, 45485, 66160, 72776, 86680, 90970, 145552, 162919, 173360, 181940, 325838, 363880, 651676, 727760, 814595, 1303352, 1629190, 1792109, 2606704, 3258380, 3584218, 6516760, 7168436, 8960545, 13033520, 14336872, 17921090, 28673744, 35842180, 71684360, 143368720]

約数ペア:

[(1, 143368720), (2, 71684360), (4, 35842180), (5, 28673744), (8, 17921090), (10, 14336872), (11, 13033520), (16, 8960545), (20, 7168436), (22, 6516760), (40, 3584218), (44, 3258380), (55, 2606704), (80, 1792109), (88, 1629190), (110, 1303352), (176, 814595), (197, 727760), (220, 651676), (394, 363880), (440, 325838), (788, 181940), (827, 173360), (880, 162919), (985, 145552), (1576, 90970), (1654, 86680), (1970, 72776), (2167, 66160), (3152, 45485), (3308, 43340), (3940, 36388), (4135, 34672), (4334, 33080), (6616, 21670), (7880, 18194), (8270, 17336), (8668, 16540), (9097, 15760), (10835, 13232)]