431229008

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 1009649664

約数和(自身を除く): 578420656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 71, 98, 112, 122, 127, 142, 196, 244, 254, 284, 392, 427, 488, 497, 508, 568, 784, 854, 889, 976, 994, 1016, 1136, 1708, 1778, 1988, 2032, 2989, 3416, 3479, 3556, 3976, 4331, 5978, 6223, 6832, 6958, 7112, 7747, 7952, 8662, 9017, 11956, 12446, 13916, 14224, 15494, 17324, 18034, 23912, 24892, 27832, 30317, 30988, 34648, 36068, 47824, 49784, 54229, 55664, 60634, 61976, 63119, 69296, 72136, 99568, 108458, 121268, 123952, 126238, 144272, 212219, 216916, 242536, 252476, 379603, 424438, 433832, 441833, 485072, 504952, 550037, 759206, 848876, 867664, 883666, 1009904, 1100074, 1518412, 1697752, 1767332, 2200148, 3036824, 3395504, 3534664, 3850259, 4400296, 6073648, 7069328, 7700518, 8800592, 15401036, 26951813, 30802072, 53903626, 61604144, 107807252, 215614504, 431229008]

約数ペア:

[(1, 431229008), (2, 215614504), (4, 107807252), (7, 61604144), (8, 53903626), (14, 30802072), (16, 26951813), (28, 15401036), (49, 8800592), (56, 7700518), (61, 7069328), (71, 6073648), (98, 4400296), (112, 3850259), (122, 3534664), (127, 3395504), (142, 3036824), (196, 2200148), (244, 1767332), (254, 1697752), (284, 1518412), (392, 1100074), (427, 1009904), (488, 883666), (497, 867664), (508, 848876), (568, 759206), (784, 550037), (854, 504952), (889, 485072), (976, 441833), (994, 433832), (1016, 424438), (1136, 379603), (1708, 252476), (1778, 242536), (1988, 216916), (2032, 212219), (2989, 144272), (3416, 126238), (3479, 123952), (3556, 121268), (3976, 108458), (4331, 99568), (5978, 72136), (6223, 69296), (6832, 63119), (6958, 61976), (7112, 60634), (7747, 55664), (7952, 54229), (8662, 49784), (9017, 47824), (11956, 36068), (12446, 34648), (13916, 30988), (14224, 30317), (15494, 27832), (17324, 24892), (18034, 23912)]