128355488

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1973}}^1$

素因数の和:2109

約数の個数: 48

約数和(自身を含む): 268621920

約数和(自身を除く): 140266432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 107, 152, 214, 304, 428, 608, 856, 1712, 1973, 2033, 3424, 3946, 4066, 7892, 8132, 15784, 16264, 31568, 32528, 37487, 63136, 65056, 74974, 149948, 211111, 299896, 422222, 599792, 844444, 1199584, 1688888, 3377776, 4011109, 6755552, 8022218, 16044436, 32088872, 64177744, 128355488]

約数ペア:

[(1, 128355488), (2, 64177744), (4, 32088872), (8, 16044436), (16, 8022218), (19, 6755552), (32, 4011109), (38, 3377776), (76, 1688888), (107, 1199584), (152, 844444), (214, 599792), (304, 422222), (428, 299896), (608, 211111), (856, 149948), (1712, 74974), (1973, 65056), (2033, 63136), (3424, 37487), (3946, 32528), (4066, 31568), (7892, 16264), (8132, 15784)]