256577328

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 480

約数和(自身を含む): 977080320

約数和(自身を除く): 720502992

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 23, 24, 27, 28, 31, 34, 36, 42, 46, 48, 49, 51, 54, 56, 62, 63, 68, 69, 72, 84, 92, 93, 98, 102, 108, 112, 119, 124, 126, 136, 138, 144, 147, 153, 161, 168, 184, 186, 189, 196, 204, 207, 216, 217, 238, 248, 252, 272, 276, 279, 294, 306, 322, 336, 357, 368, 372, 378, 391, 392, 408, 414, 432, 434, 441, 459, 476, 483, 496, 504, 527, 552, 558, 588, 612, 621, 644, 651, 713, 714, 744, 756, 782, 784, 816, 828, 833, 837, 868, 882, 918, 952, 966, 1008, 1054, 1071, 1104, 1116, 1127, 1173, 1176, 1224, 1242, 1288, 1302, 1323, 1426, 1428, 1449, 1488, 1512, 1519, 1564, 1581, 1656, 1666, 1674, 1736, 1764, 1836, 1904, 1932, 1953, 2108, 2139, 2142, 2232, 2254, 2346, 2352, 2448, 2484, 2499, 2576, 2604, 2646, 2737, 2852, 2856, 2898, 3024, 3038, 3128, 3162, 3213, 3312, 3332, 3348, 3381, 3472, 3519, 3528, 3672, 3689, 3864, 3906, 4216, 4278, 4284, 4347, 4464, 4508, 4557, 4692, 4743, 4968, 4991, 4998, 5208, 5292, 5474, 5704, 5712, 5796, 5859, 6076, 6256, 6324, 6417, 6426, 6664, 6696, 6762, 7038, 7056, 7344, 7378, 7497, 7728, 7812, 8211, 8432, 8556, 8568, 8694, 9016, 9114, 9384, 9486, 9936, 9982, 9996, 10143, 10416, 10557, 10584, 10948, 11067, 11408, 11592, 11718, 12121, 12152, 12648, 12834, 12852, 13328, 13392, 13524, 13671, 14076, 14229, 14756, 14973, 14994, 15624, 16422, 17112, 17136, 17388, 18032, 18228, 18768, 18972, 19159, 19251, 19964, 19992, 20286, 21114, 21168, 21896, 22134, 22491, 23184, 23436, 24242, 24304, 24633, 25296, 25668, 25704, 25823, 27048, 27342, 28152, 28458, 29512, 29946, 29988, 30429, 31248, 32844, 33201, 34224, 34776, 34937, 36363, 36456, 37944, 38318, 38502, 39928, 39984, 40572, 41013, 42228, 43792, 44268, 44919, 44982, 46872, 48484, 49266, 51336, 51408, 51646, 54096, 54684, 56304, 56916, 57477, 59024, 59892, 59976, 60858, 65688, 66402, 69552, 69874, 72726, 72912, 73899, 75888, 76636, 77004, 77469, 79856, 81144, 82026, 84456, 84847, 88536, 89838, 89964, 93744, 96968, 98532, 99603, 102672, 103292, 104811, 109089, 109368, 113832, 114954, 119784, 119952, 121716, 131376, 132804, 134757, 139748, 145452, 147798, 153272, 154008, 154938, 162288, 164052, 168912, 169694, 172431, 177072, 179676, 179928, 193936, 197064, 199206, 206584, 209622, 218178, 218736, 227664, 229908, 232407, 239568, 243432, 254541, 265608, 269514, 279496, 290904, 295596, 306544, 308016, 309876, 314433, 327267, 328104, 339388, 344862, 359352, 359856, 394128, 398412, 413168, 419244, 436356, 459816, 464814, 486864, 509082, 517293, 531216, 539028, 558992, 581808, 591192, 593929, 619752, 628866, 654534, 656208, 678776, 689724, 697221, 718704, 763623, 796824, 838488, 872712, 919632, 929628, 943299, 1018164, 1034586, 1078056, 1182384, 1187858, 1239504, 1257732, 1309068, 1357552, 1379448, 1394442, 1527246, 1593648, 1676976, 1745424, 1781787, 1859256, 1886598, 2036328, 2069172, 2156112, 2290869, 2375716, 2515464, 2618136, 2758896, 2788884, 3054492, 3563574, 3718512, 3773196, 4072656, 4138344, 4581738, 4751432, 5030928, 5236272, 5345361, 5577768, 6108984, 7127148, 7546392, 8276688, 9163476, 9502864, 10690722, 11155536, 12217968, 14254296, 15092784, 16036083, 18326952, 21381444, 28508592, 32072166, 36653904, 42762888, 64144332, 85525776, 128288664, 256577328]

約数ペア:

[(1, 256577328), (2, 128288664), (3, 85525776), (4, 64144332), (6, 42762888), (7, 36653904), (8, 32072166), (9, 28508592), (12, 21381444), (14, 18326952), (16, 16036083), (17, 15092784), (18, 14254296), (21, 12217968), (23, 11155536), (24, 10690722), (27, 9502864), (28, 9163476), (31, 8276688), (34, 7546392), (36, 7127148), (42, 6108984), (46, 5577768), (48, 5345361), (49, 5236272), (51, 5030928), (54, 4751432), (56, 4581738), (62, 4138344), (63, 4072656), (68, 3773196), (69, 3718512), (72, 3563574), (84, 3054492), (92, 2788884), (93, 2758896), (98, 2618136), (102, 2515464), (108, 2375716), (112, 2290869), (119, 2156112), (124, 2069172), (126, 2036328), (136, 1886598), (138, 1859256), (144, 1781787), (147, 1745424), (153, 1676976), (161, 1593648), (168, 1527246), (184, 1394442), (186, 1379448), (189, 1357552), (196, 1309068), (204, 1257732), (207, 1239504), (216, 1187858), (217, 1182384), (238, 1078056), (248, 1034586), (252, 1018164), (272, 943299), (276, 929628), (279, 919632), (294, 872712), (306, 838488), (322, 796824), (336, 763623), (357, 718704), (368, 697221), (372, 689724), (378, 678776), (391, 656208), (392, 654534), (408, 628866), (414, 619752), (432, 593929), (434, 591192), (441, 581808), (459, 558992), (476, 539028), (483, 531216), (496, 517293), (504, 509082), (527, 486864), (552, 464814), (558, 459816), (588, 436356), (612, 419244), (621, 413168), (644, 398412), (651, 394128), (713, 359856), (714, 359352), (744, 344862), (756, 339388), (782, 328104), (784, 327267), (816, 314433), (828, 309876), (833, 308016), (837, 306544), (868, 295596), (882, 290904), (918, 279496), (952, 269514), (966, 265608), (1008, 254541), (1054, 243432), (1071, 239568), (1104, 232407), (1116, 229908), (1127, 227664), (1173, 218736), (1176, 218178), (1224, 209622), (1242, 206584), (1288, 199206), (1302, 197064), (1323, 193936), (1426, 179928), (1428, 179676), (1449, 177072), (1488, 172431), (1512, 169694), (1519, 168912), (1564, 164052), (1581, 162288), (1656, 154938), (1666, 154008), (1674, 153272), (1736, 147798), (1764, 145452), (1836, 139748), (1904, 134757), (1932, 132804), (1953, 131376), (2108, 121716), (2139, 119952), (2142, 119784), (2232, 114954), (2254, 113832), (2346, 109368), (2352, 109089), (2448, 104811), (2484, 103292), (2499, 102672), (2576, 99603), (2604, 98532), (2646, 96968), (2737, 93744), (2852, 89964), (2856, 89838), (2898, 88536), (3024, 84847), (3038, 84456), (3128, 82026), (3162, 81144), (3213, 79856), (3312, 77469), (3332, 77004), (3348, 76636), (3381, 75888), (3472, 73899), (3519, 72912), (3528, 72726), (3672, 69874), (3689, 69552), (3864, 66402), (3906, 65688), (4216, 60858), (4278, 59976), (4284, 59892), (4347, 59024), (4464, 57477), (4508, 56916), (4557, 56304), (4692, 54684), (4743, 54096), (4968, 51646), (4991, 51408), (4998, 51336), (5208, 49266), (5292, 48484), (5474, 46872), (5704, 44982), (5712, 44919), (5796, 44268), (5859, 43792), (6076, 42228), (6256, 41013), (6324, 40572), (6417, 39984), (6426, 39928), (6664, 38502), (6696, 38318), (6762, 37944), (7038, 36456), (7056, 36363), (7344, 34937), (7378, 34776), (7497, 34224), (7728, 33201), (7812, 32844), (8211, 31248), (8432, 30429), (8556, 29988), (8568, 29946), (8694, 29512), (9016, 28458), (9114, 28152), (9384, 27342), (9486, 27048), (9936, 25823), (9982, 25704), (9996, 25668), (10143, 25296), (10416, 24633), (10557, 24304), (10584, 24242), (10948, 23436), (11067, 23184), (11408, 22491), (11592, 22134), (11718, 21896), (12121, 21168), (12152, 21114), (12648, 20286), (12834, 19992), (12852, 19964), (13328, 19251), (13392, 19159), (13524, 18972), (13671, 18768), (14076, 18228), (14229, 18032), (14756, 17388), (14973, 17136), (14994, 17112), (15624, 16422)]