78257256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 256

約数和(自身を含む): 268738560

約数和(自身を除く): 190481304

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 17, 21, 22, 24, 28, 33, 34, 42, 44, 47, 51, 53, 56, 66, 68, 77, 84, 88, 94, 102, 106, 119, 132, 136, 141, 154, 159, 168, 187, 188, 204, 212, 231, 238, 264, 282, 308, 318, 329, 357, 371, 374, 376, 408, 424, 462, 476, 517, 561, 564, 583, 616, 636, 658, 714, 742, 748, 799, 901, 924, 952, 987, 1034, 1113, 1122, 1128, 1166, 1272, 1309, 1316, 1428, 1484, 1496, 1551, 1598, 1749, 1802, 1848, 1974, 2068, 2226, 2244, 2332, 2397, 2491, 2618, 2632, 2703, 2856, 2968, 3102, 3196, 3498, 3604, 3619, 3927, 3948, 4081, 4136, 4452, 4488, 4664, 4794, 4982, 5236, 5406, 5593, 6204, 6307, 6392, 6996, 7208, 7238, 7473, 7854, 7896, 8162, 8789, 8904, 9588, 9911, 9964, 10472, 10812, 10857, 11186, 12243, 12408, 12614, 13992, 14476, 14946, 15708, 16324, 16779, 17437, 17578, 18921, 19176, 19822, 19928, 21624, 21714, 22372, 24486, 25228, 26367, 27401, 28952, 29733, 29892, 31416, 32648, 33558, 34874, 35156, 37842, 39644, 42347, 43428, 44744, 48972, 50456, 52311, 52734, 54802, 59466, 59784, 61523, 67116, 69377, 69748, 70312, 75684, 79288, 82203, 84694, 86856, 97944, 104622, 105468, 109604, 118932, 123046, 127041, 134232, 138754, 139496, 151368, 164406, 169388, 184569, 191807, 208131, 209244, 210936, 219208, 237864, 246092, 254082, 277508, 296429, 328812, 338776, 369138, 383614, 416262, 418488, 465817, 492184, 508164, 555016, 575421, 592858, 657624, 738276, 767228, 832524, 889287, 931634, 1016328, 1150842, 1185716, 1397451, 1476552, 1534456, 1665048, 1778574, 1863268, 2301684, 2371432, 2794902, 3260719, 3557148, 3726536, 4603368, 5589804, 6521438, 7114296, 9782157, 11179608, 13042876, 19564314, 26085752, 39128628, 78257256]

約数ペア:

[(1, 78257256), (2, 39128628), (3, 26085752), (4, 19564314), (6, 13042876), (7, 11179608), (8, 9782157), (11, 7114296), (12, 6521438), (14, 5589804), (17, 4603368), (21, 3726536), (22, 3557148), (24, 3260719), (28, 2794902), (33, 2371432), (34, 2301684), (42, 1863268), (44, 1778574), (47, 1665048), (51, 1534456), (53, 1476552), (56, 1397451), (66, 1185716), (68, 1150842), (77, 1016328), (84, 931634), (88, 889287), (94, 832524), (102, 767228), (106, 738276), (119, 657624), (132, 592858), (136, 575421), (141, 555016), (154, 508164), (159, 492184), (168, 465817), (187, 418488), (188, 416262), (204, 383614), (212, 369138), (231, 338776), (238, 328812), (264, 296429), (282, 277508), (308, 254082), (318, 246092), (329, 237864), (357, 219208), (371, 210936), (374, 209244), (376, 208131), (408, 191807), (424, 184569), (462, 169388), (476, 164406), (517, 151368), (561, 139496), (564, 138754), (583, 134232), (616, 127041), (636, 123046), (658, 118932), (714, 109604), (742, 105468), (748, 104622), (799, 97944), (901, 86856), (924, 84694), (952, 82203), (987, 79288), (1034, 75684), (1113, 70312), (1122, 69748), (1128, 69377), (1166, 67116), (1272, 61523), (1309, 59784), (1316, 59466), (1428, 54802), (1484, 52734), (1496, 52311), (1551, 50456), (1598, 48972), (1749, 44744), (1802, 43428), (1848, 42347), (1974, 39644), (2068, 37842), (2226, 35156), (2244, 34874), (2332, 33558), (2397, 32648), (2491, 31416), (2618, 29892), (2632, 29733), (2703, 28952), (2856, 27401), (2968, 26367), (3102, 25228), (3196, 24486), (3498, 22372), (3604, 21714), (3619, 21624), (3927, 19928), (3948, 19822), (4081, 19176), (4136, 18921), (4452, 17578), (4488, 17437), (4664, 16779), (4794, 16324), (4982, 15708), (5236, 14946), (5406, 14476), (5593, 13992), (6204, 12614), (6307, 12408), (6392, 12243), (6996, 11186), (7208, 10857), (7238, 10812), (7473, 10472), (7854, 9964), (7896, 9911), (8162, 9588), (8789, 8904)]