138486320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3691}}^1$

素因数の和:3778

約数の個数: 80

約数和(自身を含む): 373571328

約数和(自身を除く): 235085008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1340, 1876, 2345, 2680, 3691, 3752, 4690, 5360, 7382, 7504, 9380, 14764, 18455, 18760, 25837, 29528, 36910, 37520, 51674, 59056, 73820, 103348, 129185, 147640, 206696, 247297, 258370, 295280, 413392, 494594, 516740, 989188, 1033480, 1236485, 1731079, 1978376, 2066960, 2472970, 3462158, 3956752, 4945940, 6924316, 8655395, 9891880, 13848632, 17310790, 19783760, 27697264, 34621580, 69243160, 138486320]

約数ペア:

[(1, 138486320), (2, 69243160), (4, 34621580), (5, 27697264), (7, 19783760), (8, 17310790), (10, 13848632), (14, 9891880), (16, 8655395), (20, 6924316), (28, 4945940), (35, 3956752), (40, 3462158), (56, 2472970), (67, 2066960), (70, 1978376), (80, 1731079), (112, 1236485), (134, 1033480), (140, 989188), (268, 516740), (280, 494594), (335, 413392), (469, 295280), (536, 258370), (560, 247297), (670, 206696), (938, 147640), (1072, 129185), (1340, 103348), (1876, 73820), (2345, 59056), (2680, 51674), (3691, 37520), (3752, 36910), (4690, 29528), (5360, 25837), (7382, 18760), (7504, 18455), (9380, 14764)]