398348928

素因数分解:

$2^7\times 3^7\times {\mathrm{1423}}^1$

素因数の和:1458

約数の個数: 128

約数和(自身を含む): 1191033600

約数和(自身を除く): 792684672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 243, 288, 324, 384, 432, 486, 576, 648, 729, 864, 972, 1152, 1296, 1423, 1458, 1728, 1944, 2187, 2592, 2846, 2916, 3456, 3888, 4269, 4374, 5184, 5692, 5832, 7776, 8538, 8748, 10368, 11384, 11664, 12807, 15552, 17076, 17496, 22768, 23328, 25614, 31104, 34152, 34992, 38421, 45536, 46656, 51228, 68304, 69984, 76842, 91072, 93312, 102456, 115263, 136608, 139968, 153684, 182144, 204912, 230526, 273216, 279936, 307368, 345789, 409824, 461052, 546432, 614736, 691578, 819648, 922104, 1037367, 1229472, 1383156, 1639296, 1844208, 2074734, 2458944, 2766312, 3112101, 3688416, 4149468, 4917888, 5532624, 6224202, 7376832, 8298936, 11065248, 12448404, 14753664, 16597872, 22130496, 24896808, 33195744, 44260992, 49793616, 66391488, 99587232, 132782976, 199174464, 398348928]

約数ペア:

[(1, 398348928), (2, 199174464), (3, 132782976), (4, 99587232), (6, 66391488), (8, 49793616), (9, 44260992), (12, 33195744), (16, 24896808), (18, 22130496), (24, 16597872), (27, 14753664), (32, 12448404), (36, 11065248), (48, 8298936), (54, 7376832), (64, 6224202), (72, 5532624), (81, 4917888), (96, 4149468), (108, 3688416), (128, 3112101), (144, 2766312), (162, 2458944), (192, 2074734), (216, 1844208), (243, 1639296), (288, 1383156), (324, 1229472), (384, 1037367), (432, 922104), (486, 819648), (576, 691578), (648, 614736), (729, 546432), (864, 461052), (972, 409824), (1152, 345789), (1296, 307368), (1423, 279936), (1458, 273216), (1728, 230526), (1944, 204912), (2187, 182144), (2592, 153684), (2846, 139968), (2916, 136608), (3456, 115263), (3888, 102456), (4269, 93312), (4374, 91072), (5184, 76842), (5692, 69984), (5832, 68304), (7776, 51228), (8538, 46656), (8748, 45536), (10368, 38421), (11384, 34992), (11664, 34152), (12807, 31104), (15552, 25614), (17076, 23328), (17496, 22768)]