256731552

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:281

約数の個数: 384

約数和(自身を含む): 992839680

約数和(自身を除く): 736108128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 17, 18, 21, 22, 24, 27, 28, 32, 33, 34, 36, 42, 44, 48, 51, 54, 56, 63, 66, 68, 72, 77, 84, 88, 96, 99, 102, 108, 112, 119, 126, 132, 136, 144, 153, 154, 168, 176, 187, 189, 198, 204, 216, 224, 227, 231, 238, 252, 264, 272, 288, 297, 306, 308, 336, 352, 357, 374, 378, 396, 408, 432, 454, 459, 462, 476, 504, 528, 544, 561, 594, 612, 616, 672, 681, 693, 714, 748, 756, 792, 816, 864, 908, 918, 924, 952, 1008, 1056, 1071, 1122, 1188, 1224, 1232, 1309, 1362, 1386, 1428, 1496, 1512, 1584, 1589, 1632, 1683, 1816, 1836, 1848, 1904, 2016, 2043, 2079, 2142, 2244, 2376, 2448, 2464, 2497, 2618, 2724, 2772, 2856, 2992, 3024, 3168, 3178, 3213, 3366, 3632, 3672, 3696, 3808, 3859, 3927, 4086, 4158, 4284, 4488, 4752, 4767, 4896, 4994, 5049, 5236, 5448, 5544, 5712, 5984, 6048, 6129, 6356, 6426, 6732, 7264, 7344, 7392, 7491, 7718, 7854, 8172, 8316, 8568, 8976, 9504, 9534, 9988, 10098, 10472, 10896, 11088, 11424, 11577, 11781, 12258, 12712, 12852, 13464, 14301, 14688, 14982, 15436, 15708, 16344, 16632, 17136, 17479, 17952, 19068, 19976, 20196, 20944, 21792, 22176, 22473, 23154, 23562, 24516, 25424, 25704, 26928, 27013, 28602, 29964, 30872, 31416, 32688, 33264, 34272, 34731, 34958, 35343, 38136, 39952, 40392, 41888, 42449, 42903, 44946, 46308, 47124, 49032, 50848, 51408, 52437, 53856, 54026, 57204, 59928, 61744, 62832, 65376, 66528, 67419, 69462, 69916, 70686, 76272, 79904, 80784, 81039, 84898, 85806, 89892, 92616, 94248, 98064, 102816, 104193, 104874, 108052, 114408, 119856, 123488, 125664, 127347, 134838, 138924, 139832, 141372, 152544, 157311, 161568, 162078, 169796, 171612, 179784, 185232, 188496, 196128, 208386, 209748, 216104, 228816, 239712, 243117, 254694, 269676, 277848, 279664, 282744, 297143, 314622, 324156, 339592, 343224, 359568, 370464, 376992, 382041, 416772, 419496, 432208, 457632, 471933, 486234, 509388, 539352, 555696, 559328, 565488, 594286, 629244, 648312, 679184, 686448, 719136, 729351, 764082, 833544, 838992, 864416, 891429, 943866, 972468, 1018776, 1078704, 1111392, 1130976, 1146123, 1188572, 1258488, 1296624, 1358368, 1372896, 1458702, 1528164, 1667088, 1677984, 1782858, 1887732, 1944936, 2037552, 2157408, 2292246, 2377144, 2516976, 2593248, 2674287, 2917404, 3056328, 3334176, 3565716, 3775464, 3889872, 4075104, 4584492, 4754288, 5033952, 5348574, 5834808, 6112656, 7131432, 7550928, 7779744, 8022861, 9168984, 9508576, 10697148, 11669616, 12225312, 14262864, 15101856, 16045722, 18337968, 21394296, 23339232, 28525728, 32091444, 36675936, 42788592, 64182888, 85577184, 128365776, 256731552]

約数ペア:

[(1, 256731552), (2, 128365776), (3, 85577184), (4, 64182888), (6, 42788592), (7, 36675936), (8, 32091444), (9, 28525728), (11, 23339232), (12, 21394296), (14, 18337968), (16, 16045722), (17, 15101856), (18, 14262864), (21, 12225312), (22, 11669616), (24, 10697148), (27, 9508576), (28, 9168984), (32, 8022861), (33, 7779744), (34, 7550928), (36, 7131432), (42, 6112656), (44, 5834808), (48, 5348574), (51, 5033952), (54, 4754288), (56, 4584492), (63, 4075104), (66, 3889872), (68, 3775464), (72, 3565716), (77, 3334176), (84, 3056328), (88, 2917404), (96, 2674287), (99, 2593248), (102, 2516976), (108, 2377144), (112, 2292246), (119, 2157408), (126, 2037552), (132, 1944936), (136, 1887732), (144, 1782858), (153, 1677984), (154, 1667088), (168, 1528164), (176, 1458702), (187, 1372896), (189, 1358368), (198, 1296624), (204, 1258488), (216, 1188572), (224, 1146123), (227, 1130976), (231, 1111392), (238, 1078704), (252, 1018776), (264, 972468), (272, 943866), (288, 891429), (297, 864416), (306, 838992), (308, 833544), (336, 764082), (352, 729351), (357, 719136), (374, 686448), (378, 679184), (396, 648312), (408, 629244), (432, 594286), (454, 565488), (459, 559328), (462, 555696), (476, 539352), (504, 509388), (528, 486234), (544, 471933), (561, 457632), (594, 432208), (612, 419496), (616, 416772), (672, 382041), (681, 376992), (693, 370464), (714, 359568), (748, 343224), (756, 339592), (792, 324156), (816, 314622), (864, 297143), (908, 282744), (918, 279664), (924, 277848), (952, 269676), (1008, 254694), (1056, 243117), (1071, 239712), (1122, 228816), (1188, 216104), (1224, 209748), (1232, 208386), (1309, 196128), (1362, 188496), (1386, 185232), (1428, 179784), (1496, 171612), (1512, 169796), (1584, 162078), (1589, 161568), (1632, 157311), (1683, 152544), (1816, 141372), (1836, 139832), (1848, 138924), (1904, 134838), (2016, 127347), (2043, 125664), (2079, 123488), (2142, 119856), (2244, 114408), (2376, 108052), (2448, 104874), (2464, 104193), (2497, 102816), (2618, 98064), (2724, 94248), (2772, 92616), (2856, 89892), (2992, 85806), (3024, 84898), (3168, 81039), (3178, 80784), (3213, 79904), (3366, 76272), (3632, 70686), (3672, 69916), (3696, 69462), (3808, 67419), (3859, 66528), (3927, 65376), (4086, 62832), (4158, 61744), (4284, 59928), (4488, 57204), (4752, 54026), (4767, 53856), (4896, 52437), (4994, 51408), (5049, 50848), (5236, 49032), (5448, 47124), (5544, 46308), (5712, 44946), (5984, 42903), (6048, 42449), (6129, 41888), (6356, 40392), (6426, 39952), (6732, 38136), (7264, 35343), (7344, 34958), (7392, 34731), (7491, 34272), (7718, 33264), (7854, 32688), (8172, 31416), (8316, 30872), (8568, 29964), (8976, 28602), (9504, 27013), (9534, 26928), (9988, 25704), (10098, 25424), (10472, 24516), (10896, 23562), (11088, 23154), (11424, 22473), (11577, 22176), (11781, 21792), (12258, 20944), (12712, 20196), (12852, 19976), (13464, 19068), (14301, 17952), (14688, 17479), (14982, 17136), (15436, 16632), (15708, 16344)]