123491456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 270259200

約数和(自身を除く): 146767744

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 229, 352, 383, 458, 704, 766, 916, 1408, 1532, 1832, 2519, 3064, 3664, 4213, 5038, 6128, 7328, 8426, 10076, 12256, 14656, 16852, 20152, 24512, 29312, 33704, 40304, 49024, 67408, 80608, 87707, 134816, 161216, 175414, 269632, 322432, 350828, 539264, 701656, 964777, 1403312, 1929554, 2806624, 3859108, 5613248, 7718216, 11226496, 15436432, 30872864, 61745728, 123491456]

約数ペア:

[(1, 123491456), (2, 61745728), (4, 30872864), (8, 15436432), (11, 11226496), (16, 7718216), (22, 5613248), (32, 3859108), (44, 2806624), (64, 1929554), (88, 1403312), (128, 964777), (176, 701656), (229, 539264), (352, 350828), (383, 322432), (458, 269632), (704, 175414), (766, 161216), (916, 134816), (1408, 87707), (1532, 80608), (1832, 67408), (2519, 49024), (3064, 40304), (3664, 33704), (4213, 29312), (5038, 24512), (6128, 20152), (7328, 16852), (8426, 14656), (10076, 12256)]