138861520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3701}}^1$

素因数の和:3788

約数の個数: 80

約数和(自身を含む): 374583168

約数和(自身を除く): 235721648

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, 3701, 3752, 4690, 5360, 7402, 7504, 9380, 14804, 18505, 18760, 25907, 29608, 37010, 37520, 51814, 59216, 74020, 103628, 129535, 148040, 207256, 247967, 259070, 296080, 414512, 495934, 518140, 991868, 1036280, 1239835, 1735769, 1983736, 2072560, 2479670, 3471538, 3967472, 4959340, 6943076, 8678845, 9918680, 13886152, 17357690, 19837360, 27772304, 34715380, 69430760, 138861520]

約数ペア:

[(1, 138861520), (2, 69430760), (4, 34715380), (5, 27772304), (7, 19837360), (8, 17357690), (10, 13886152), (14, 9918680), (16, 8678845), (20, 6943076), (28, 4959340), (35, 3967472), (40, 3471538), (56, 2479670), (67, 2072560), (70, 1983736), (80, 1735769), (112, 1239835), (134, 1036280), (140, 991868), (268, 518140), (280, 495934), (335, 414512), (469, 296080), (536, 259070), (560, 247967), (670, 207256), (938, 148040), (1072, 129535), (1340, 103628), (1876, 74020), (2345, 59216), (2680, 51814), (3701, 37520), (3752, 37010), (4690, 29608), (5360, 25907), (7402, 18760), (7504, 18505), (9380, 14804)]