257681424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 320

約数和(自身を含む): 927940608

約数和(自身を除く): 670259184

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 31, 33, 39, 42, 44, 48, 52, 56, 62, 66, 77, 78, 84, 88, 91, 93, 104, 112, 124, 132, 143, 154, 156, 168, 173, 176, 182, 186, 208, 217, 231, 248, 264, 273, 286, 308, 312, 336, 341, 346, 364, 372, 403, 429, 434, 462, 496, 519, 528, 546, 572, 616, 624, 651, 682, 692, 728, 744, 806, 858, 868, 924, 1001, 1023, 1038, 1092, 1144, 1209, 1211, 1232, 1302, 1364, 1384, 1456, 1488, 1612, 1716, 1736, 1848, 1903, 2002, 2046, 2076, 2184, 2249, 2288, 2387, 2418, 2422, 2604, 2728, 2768, 2821, 3003, 3224, 3432, 3472, 3633, 3696, 3806, 4004, 4092, 4152, 4368, 4433, 4498, 4774, 4836, 4844, 5208, 5363, 5456, 5642, 5709, 6006, 6448, 6747, 6864, 7161, 7266, 7612, 8008, 8184, 8304, 8463, 8866, 8996, 9548, 9672, 9688, 10416, 10726, 11284, 11418, 12012, 13299, 13321, 13494, 14322, 14532, 15224, 15743, 16016, 16089, 16368, 16926, 17732, 17992, 19096, 19344, 19376, 21452, 22568, 22836, 24024, 24739, 26598, 26642, 26988, 28644, 29064, 30448, 31031, 31486, 32178, 33852, 35464, 35984, 37541, 38192, 39963, 42904, 45136, 45672, 47229, 48048, 49478, 53196, 53284, 53976, 57288, 58128, 58993, 62062, 62972, 64356, 67704, 69719, 70928, 74217, 75082, 79926, 85808, 91344, 93093, 94458, 98956, 106392, 106568, 107952, 112623, 114576, 117986, 124124, 125944, 128712, 135408, 139438, 148434, 150164, 159852, 173173, 176979, 186186, 188916, 197912, 209157, 212784, 213136, 225246, 235972, 248248, 251888, 257424, 278876, 296868, 300328, 319704, 346346, 353958, 372372, 377832, 395824, 412951, 418314, 450492, 471944, 488033, 496496, 519519, 557752, 593736, 600656, 639408, 692692, 707916, 744744, 755664, 766909, 825902, 836628, 900984, 943888, 976066, 1039038, 1115504, 1187472, 1238853, 1385384, 1415832, 1464099, 1489488, 1533818, 1651804, 1673256, 1801968, 1952132, 2078076, 2300727, 2477706, 2770768, 2831664, 2928198, 3067636, 3303608, 3346512, 3904264, 4156152, 4601454, 4955412, 5368363, 5856396, 6135272, 6607216, 7808528, 8312304, 9202908, 9910824, 10736726, 11712792, 12270544, 16105089, 18405816, 19821648, 21473452, 23425584, 32210178, 36811632, 42946904, 64420356, 85893808, 128840712, 257681424]

約数ペア:

[(1, 257681424), (2, 128840712), (3, 85893808), (4, 64420356), (6, 42946904), (7, 36811632), (8, 32210178), (11, 23425584), (12, 21473452), (13, 19821648), (14, 18405816), (16, 16105089), (21, 12270544), (22, 11712792), (24, 10736726), (26, 9910824), (28, 9202908), (31, 8312304), (33, 7808528), (39, 6607216), (42, 6135272), (44, 5856396), (48, 5368363), (52, 4955412), (56, 4601454), (62, 4156152), (66, 3904264), (77, 3346512), (78, 3303608), (84, 3067636), (88, 2928198), (91, 2831664), (93, 2770768), (104, 2477706), (112, 2300727), (124, 2078076), (132, 1952132), (143, 1801968), (154, 1673256), (156, 1651804), (168, 1533818), (173, 1489488), (176, 1464099), (182, 1415832), (186, 1385384), (208, 1238853), (217, 1187472), (231, 1115504), (248, 1039038), (264, 976066), (273, 943888), (286, 900984), (308, 836628), (312, 825902), (336, 766909), (341, 755664), (346, 744744), (364, 707916), (372, 692692), (403, 639408), (429, 600656), (434, 593736), (462, 557752), (496, 519519), (519, 496496), (528, 488033), (546, 471944), (572, 450492), (616, 418314), (624, 412951), (651, 395824), (682, 377832), (692, 372372), (728, 353958), (744, 346346), (806, 319704), (858, 300328), (868, 296868), (924, 278876), (1001, 257424), (1023, 251888), (1038, 248248), (1092, 235972), (1144, 225246), (1209, 213136), (1211, 212784), (1232, 209157), (1302, 197912), (1364, 188916), (1384, 186186), (1456, 176979), (1488, 173173), (1612, 159852), (1716, 150164), (1736, 148434), (1848, 139438), (1903, 135408), (2002, 128712), (2046, 125944), (2076, 124124), (2184, 117986), (2249, 114576), (2288, 112623), (2387, 107952), (2418, 106568), (2422, 106392), (2604, 98956), (2728, 94458), (2768, 93093), (2821, 91344), (3003, 85808), (3224, 79926), (3432, 75082), (3472, 74217), (3633, 70928), (3696, 69719), (3806, 67704), (4004, 64356), (4092, 62972), (4152, 62062), (4368, 58993), (4433, 58128), (4498, 57288), (4774, 53976), (4836, 53284), (4844, 53196), (5208, 49478), (5363, 48048), (5456, 47229), (5642, 45672), (5709, 45136), (6006, 42904), (6448, 39963), (6747, 38192), (6864, 37541), (7161, 35984), (7266, 35464), (7612, 33852), (8008, 32178), (8184, 31486), (8304, 31031), (8463, 30448), (8866, 29064), (8996, 28644), (9548, 26988), (9672, 26642), (9688, 26598), (10416, 24739), (10726, 24024), (11284, 22836), (11418, 22568), (12012, 21452), (13299, 19376), (13321, 19344), (13494, 19096), (14322, 17992), (14532, 17732), (15224, 16926), (15743, 16368), (16016, 16089)]