124645840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{719}}^1$

素因数の和:940

約数の個数: 80

約数和(自身を含む): 318193920

約数和(自身を除く): 193548080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 394, 440, 719, 788, 880, 985, 1438, 1576, 1970, 2167, 2876, 3152, 3595, 3940, 4334, 5752, 7190, 7880, 7909, 8668, 10835, 11504, 14380, 15760, 15818, 17336, 21670, 28760, 31636, 34672, 39545, 43340, 57520, 63272, 79090, 86680, 126544, 141643, 158180, 173360, 283286, 316360, 566572, 632720, 708215, 1133144, 1416430, 1558073, 2266288, 2832860, 3116146, 5665720, 6232292, 7790365, 11331440, 12464584, 15580730, 24929168, 31161460, 62322920, 124645840]

約数ペア:

[(1, 124645840), (2, 62322920), (4, 31161460), (5, 24929168), (8, 15580730), (10, 12464584), (11, 11331440), (16, 7790365), (20, 6232292), (22, 5665720), (40, 3116146), (44, 2832860), (55, 2266288), (80, 1558073), (88, 1416430), (110, 1133144), (176, 708215), (197, 632720), (220, 566572), (394, 316360), (440, 283286), (719, 173360), (788, 158180), (880, 141643), (985, 126544), (1438, 86680), (1576, 79090), (1970, 63272), (2167, 57520), (2876, 43340), (3152, 39545), (3595, 34672), (3940, 31636), (4334, 28760), (5752, 21670), (7190, 17336), (7880, 15818), (7909, 15760), (8668, 14380), (10835, 11504)]