64423128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:589

約数の個数: 128

約数和(自身を含む): 204042240

約数和(自身を除く): 139619112

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 71, 77, 84, 88, 132, 142, 154, 168, 213, 231, 264, 284, 308, 426, 462, 491, 497, 568, 616, 781, 852, 924, 982, 994, 1473, 1491, 1562, 1704, 1848, 1964, 1988, 2343, 2946, 2982, 3124, 3437, 3928, 3976, 4686, 5401, 5467, 5892, 5964, 6248, 6874, 9372, 10311, 10802, 10934, 11784, 11928, 13748, 16203, 16401, 18744, 20622, 21604, 21868, 27496, 32406, 32802, 34861, 37807, 41244, 43208, 43736, 64812, 65604, 69722, 75614, 82488, 104583, 113421, 129624, 131208, 139444, 151228, 209166, 226842, 244027, 278888, 302456, 383471, 418332, 453684, 488054, 732081, 766942, 836664, 907368, 976108, 1150413, 1464162, 1533884, 1952216, 2300826, 2684297, 2928324, 3067768, 4601652, 5368594, 5856648, 8052891, 9203304, 10737188, 16105782, 21474376, 32211564, 64423128]

約数ペア:

[(1, 64423128), (2, 32211564), (3, 21474376), (4, 16105782), (6, 10737188), (7, 9203304), (8, 8052891), (11, 5856648), (12, 5368594), (14, 4601652), (21, 3067768), (22, 2928324), (24, 2684297), (28, 2300826), (33, 1952216), (42, 1533884), (44, 1464162), (56, 1150413), (66, 976108), (71, 907368), (77, 836664), (84, 766942), (88, 732081), (132, 488054), (142, 453684), (154, 418332), (168, 383471), (213, 302456), (231, 278888), (264, 244027), (284, 226842), (308, 209166), (426, 151228), (462, 139444), (491, 131208), (497, 129624), (568, 113421), (616, 104583), (781, 82488), (852, 75614), (924, 69722), (982, 65604), (994, 64812), (1473, 43736), (1491, 43208), (1562, 41244), (1704, 37807), (1848, 34861), (1964, 32802), (1988, 32406), (2343, 27496), (2946, 21868), (2982, 21604), (3124, 20622), (3437, 18744), (3928, 16401), (3976, 16203), (4686, 13748), (5401, 11928), (5467, 11784), (5892, 10934), (5964, 10802), (6248, 10311), (6874, 9372)]