255838464

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:605

約数の個数: 216

約数和(自身を含む): 873687360

約数和(自身を除く): 617848896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 64, 72, 84, 87, 96, 112, 116, 126, 128, 144, 168, 174, 192, 203, 224, 232, 252, 256, 261, 288, 336, 348, 384, 406, 448, 464, 504, 522, 547, 576, 609, 672, 696, 768, 812, 896, 928, 1008, 1044, 1094, 1152, 1218, 1344, 1392, 1624, 1641, 1792, 1827, 1856, 2016, 2088, 2188, 2304, 2436, 2688, 2784, 3248, 3282, 3654, 3712, 3829, 4032, 4176, 4376, 4872, 4923, 5376, 5568, 6496, 6564, 7308, 7424, 7658, 8064, 8352, 8752, 9744, 9846, 11136, 11487, 12992, 13128, 14616, 15316, 15863, 16128, 16704, 17504, 19488, 19692, 22272, 22974, 25984, 26256, 29232, 30632, 31726, 33408, 34461, 35008, 38976, 39384, 45948, 47589, 51968, 52512, 58464, 61264, 63452, 66816, 68922, 70016, 77952, 78768, 91896, 95178, 105024, 111041, 116928, 122528, 126904, 137844, 140032, 142767, 155904, 157536, 183792, 190356, 210048, 222082, 233856, 245056, 253808, 275688, 285534, 315072, 333123, 367584, 380712, 420096, 444164, 467712, 490112, 507616, 551376, 571068, 630144, 666246, 735168, 761424, 888328, 980224, 999369, 1015232, 1102752, 1142136, 1260288, 1332492, 1470336, 1522848, 1776656, 1998738, 2030464, 2205504, 2284272, 2664984, 2940672, 3045696, 3553312, 3997476, 4060928, 4411008, 4568544, 5329968, 6091392, 7106624, 7994952, 8822016, 9137088, 10659936, 12182784, 14213248, 15989904, 18274176, 21319872, 28426496, 31979808, 36548352, 42639744, 63959616, 85279488, 127919232, 255838464]

約数ペア:

[(1, 255838464), (2, 127919232), (3, 85279488), (4, 63959616), (6, 42639744), (7, 36548352), (8, 31979808), (9, 28426496), (12, 21319872), (14, 18274176), (16, 15989904), (18, 14213248), (21, 12182784), (24, 10659936), (28, 9137088), (29, 8822016), (32, 7994952), (36, 7106624), (42, 6091392), (48, 5329968), (56, 4568544), (58, 4411008), (63, 4060928), (64, 3997476), (72, 3553312), (84, 3045696), (87, 2940672), (96, 2664984), (112, 2284272), (116, 2205504), (126, 2030464), (128, 1998738), (144, 1776656), (168, 1522848), (174, 1470336), (192, 1332492), (203, 1260288), (224, 1142136), (232, 1102752), (252, 1015232), (256, 999369), (261, 980224), (288, 888328), (336, 761424), (348, 735168), (384, 666246), (406, 630144), (448, 571068), (464, 551376), (504, 507616), (522, 490112), (547, 467712), (576, 444164), (609, 420096), (672, 380712), (696, 367584), (768, 333123), (812, 315072), (896, 285534), (928, 275688), (1008, 253808), (1044, 245056), (1094, 233856), (1152, 222082), (1218, 210048), (1344, 190356), (1392, 183792), (1624, 157536), (1641, 155904), (1792, 142767), (1827, 140032), (1856, 137844), (2016, 126904), (2088, 122528), (2188, 116928), (2304, 111041), (2436, 105024), (2688, 95178), (2784, 91896), (3248, 78768), (3282, 77952), (3654, 70016), (3712, 68922), (3829, 66816), (4032, 63452), (4176, 61264), (4376, 58464), (4872, 52512), (4923, 51968), (5376, 47589), (5568, 45948), (6496, 39384), (6564, 38976), (7308, 35008), (7424, 34461), (7658, 33408), (8064, 31726), (8352, 30632), (8752, 29232), (9744, 26256), (9846, 25984), (11136, 22974), (11487, 22272), (12992, 19692), (13128, 19488), (14616, 17504), (15316, 16704), (15863, 16128)]