256617504

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 384

約数和(自身を含む): 921231360

約数和(自身を除く): 664613856

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 31, 32, 33, 36, 39, 44, 48, 52, 54, 62, 66, 67, 72, 78, 88, 93, 96, 99, 104, 108, 117, 124, 132, 134, 143, 144, 156, 176, 186, 198, 201, 208, 216, 234, 248, 264, 268, 279, 286, 288, 297, 312, 341, 351, 352, 372, 396, 402, 403, 416, 429, 432, 468, 496, 528, 536, 558, 572, 594, 603, 624, 682, 702, 737, 744, 792, 804, 806, 837, 858, 864, 871, 936, 992, 1023, 1056, 1072, 1116, 1144, 1188, 1206, 1209, 1248, 1287, 1364, 1404, 1474, 1488, 1584, 1608, 1612, 1674, 1716, 1742, 1809, 1872, 2046, 2077, 2144, 2211, 2232, 2288, 2376, 2412, 2418, 2574, 2613, 2728, 2808, 2948, 2976, 3069, 3168, 3216, 3224, 3348, 3432, 3484, 3618, 3627, 3744, 3861, 4092, 4154, 4422, 4433, 4464, 4576, 4752, 4824, 4836, 5148, 5226, 5456, 5616, 5896, 6138, 6231, 6432, 6448, 6633, 6696, 6864, 6968, 7236, 7254, 7722, 7839, 8184, 8308, 8844, 8866, 8928, 9207, 9504, 9581, 9648, 9672, 10296, 10452, 10881, 10912, 11232, 11792, 12276, 12462, 12896, 13266, 13299, 13392, 13728, 13936, 14472, 14508, 15444, 15678, 16368, 16616, 17688, 17732, 18414, 18693, 19162, 19296, 19344, 19899, 20592, 20904, 21762, 22847, 23517, 23584, 24552, 24924, 26532, 26598, 26784, 27001, 27872, 28743, 28944, 29016, 30888, 31356, 32736, 33232, 35376, 35464, 36828, 37386, 38324, 38688, 39798, 39897, 41184, 41808, 43524, 45694, 47034, 49104, 49848, 53064, 53196, 54002, 56079, 57486, 57888, 58032, 61776, 62712, 66464, 68541, 70752, 70928, 73656, 74772, 76648, 79596, 79794, 81003, 83616, 86229, 87048, 91388, 94068, 98208, 99696, 106128, 106392, 108004, 112158, 114972, 116064, 119691, 123552, 125424, 137082, 141856, 147312, 149544, 153296, 159192, 159588, 162006, 172458, 174096, 182776, 188136, 199392, 205623, 212256, 212784, 216008, 224316, 229944, 239382, 243009, 250848, 258687, 274164, 294624, 297011, 299088, 306592, 318384, 319176, 324012, 344916, 348192, 365552, 376272, 411246, 425568, 432016, 448632, 459888, 478764, 486018, 517374, 548328, 594022, 598176, 616869, 636768, 638352, 648024, 689832, 729027, 731104, 752544, 822492, 864032, 891033, 897264, 919776, 957528, 972036, 1034748, 1096656, 1188044, 1233738, 1276704, 1296048, 1379664, 1458054, 1644984, 1782066, 1794528, 1915056, 1944072, 2069496, 2193312, 2376088, 2467476, 2592096, 2673099, 2759328, 2916108, 3289968, 3564132, 3830112, 3888144, 4138992, 4752176, 4934952, 5346198, 5832216, 6579936, 7128264, 7776288, 8019297, 8277984, 9504352, 9869904, 10692396, 11664432, 14256528, 16038594, 19739808, 21384792, 23328864, 28513056, 32077188, 42769584, 64154376, 85539168, 128308752, 256617504]

約数ペア:

[(1, 256617504), (2, 128308752), (3, 85539168), (4, 64154376), (6, 42769584), (8, 32077188), (9, 28513056), (11, 23328864), (12, 21384792), (13, 19739808), (16, 16038594), (18, 14256528), (22, 11664432), (24, 10692396), (26, 9869904), (27, 9504352), (31, 8277984), (32, 8019297), (33, 7776288), (36, 7128264), (39, 6579936), (44, 5832216), (48, 5346198), (52, 4934952), (54, 4752176), (62, 4138992), (66, 3888144), (67, 3830112), (72, 3564132), (78, 3289968), (88, 2916108), (93, 2759328), (96, 2673099), (99, 2592096), (104, 2467476), (108, 2376088), (117, 2193312), (124, 2069496), (132, 1944072), (134, 1915056), (143, 1794528), (144, 1782066), (156, 1644984), (176, 1458054), (186, 1379664), (198, 1296048), (201, 1276704), (208, 1233738), (216, 1188044), (234, 1096656), (248, 1034748), (264, 972036), (268, 957528), (279, 919776), (286, 897264), (288, 891033), (297, 864032), (312, 822492), (341, 752544), (351, 731104), (352, 729027), (372, 689832), (396, 648024), (402, 638352), (403, 636768), (416, 616869), (429, 598176), (432, 594022), (468, 548328), (496, 517374), (528, 486018), (536, 478764), (558, 459888), (572, 448632), (594, 432016), (603, 425568), (624, 411246), (682, 376272), (702, 365552), (737, 348192), (744, 344916), (792, 324012), (804, 319176), (806, 318384), (837, 306592), (858, 299088), (864, 297011), (871, 294624), (936, 274164), (992, 258687), (1023, 250848), (1056, 243009), (1072, 239382), (1116, 229944), (1144, 224316), (1188, 216008), (1206, 212784), (1209, 212256), (1248, 205623), (1287, 199392), (1364, 188136), (1404, 182776), (1474, 174096), (1488, 172458), (1584, 162006), (1608, 159588), (1612, 159192), (1674, 153296), (1716, 149544), (1742, 147312), (1809, 141856), (1872, 137082), (2046, 125424), (2077, 123552), (2144, 119691), (2211, 116064), (2232, 114972), (2288, 112158), (2376, 108004), (2412, 106392), (2418, 106128), (2574, 99696), (2613, 98208), (2728, 94068), (2808, 91388), (2948, 87048), (2976, 86229), (3069, 83616), (3168, 81003), (3216, 79794), (3224, 79596), (3348, 76648), (3432, 74772), (3484, 73656), (3618, 70928), (3627, 70752), (3744, 68541), (3861, 66464), (4092, 62712), (4154, 61776), (4422, 58032), (4433, 57888), (4464, 57486), (4576, 56079), (4752, 54002), (4824, 53196), (4836, 53064), (5148, 49848), (5226, 49104), (5456, 47034), (5616, 45694), (5896, 43524), (6138, 41808), (6231, 41184), (6432, 39897), (6448, 39798), (6633, 38688), (6696, 38324), (6864, 37386), (6968, 36828), (7236, 35464), (7254, 35376), (7722, 33232), (7839, 32736), (8184, 31356), (8308, 30888), (8844, 29016), (8866, 28944), (8928, 28743), (9207, 27872), (9504, 27001), (9581, 26784), (9648, 26598), (9672, 26532), (10296, 24924), (10452, 24552), (10881, 23584), (10912, 23517), (11232, 22847), (11792, 21762), (12276, 20904), (12462, 20592), (12896, 19899), (13266, 19344), (13299, 19296), (13392, 19162), (13728, 18693), (13936, 18414), (14472, 17732), (14508, 17688), (15444, 16616), (15678, 16368)]