256273920

素因数分解:

$2^9\times 3^2\times 5^1\times 7^2\times {\mathrm{227}}^1$

素因数の和:270

約数の個数: 360

約数和(自身を含む): 1037002824

約数和(自身を除く): 780728904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 128, 140, 144, 147, 160, 168, 180, 192, 196, 210, 224, 227, 240, 245, 252, 256, 280, 288, 294, 315, 320, 336, 360, 384, 392, 420, 441, 448, 454, 480, 490, 504, 512, 560, 576, 588, 630, 640, 672, 681, 720, 735, 768, 784, 840, 882, 896, 908, 960, 980, 1008, 1120, 1135, 1152, 1176, 1260, 1280, 1344, 1362, 1440, 1470, 1536, 1568, 1589, 1680, 1764, 1792, 1816, 1920, 1960, 2016, 2043, 2205, 2240, 2270, 2304, 2352, 2520, 2560, 2688, 2724, 2880, 2940, 3136, 3178, 3360, 3405, 3528, 3584, 3632, 3840, 3920, 4032, 4086, 4410, 4480, 4540, 4608, 4704, 4767, 5040, 5376, 5448, 5760, 5880, 6272, 6356, 6720, 6810, 7056, 7264, 7680, 7840, 7945, 8064, 8172, 8820, 8960, 9080, 9408, 9534, 10080, 10215, 10752, 10896, 11123, 11520, 11760, 12544, 12712, 13440, 13620, 14112, 14301, 14528, 15680, 15890, 16128, 16344, 17640, 17920, 18160, 18816, 19068, 20160, 20430, 21792, 22246, 23040, 23520, 23835, 25088, 25424, 26880, 27240, 28224, 28602, 29056, 31360, 31780, 32256, 32688, 33369, 35280, 36320, 37632, 38136, 40320, 40860, 43584, 44492, 47040, 47670, 50848, 53760, 54480, 55615, 56448, 57204, 58112, 62720, 63560, 65376, 66738, 70560, 71505, 72640, 75264, 76272, 80640, 81720, 87168, 88984, 94080, 95340, 100107, 101696, 108960, 111230, 112896, 114408, 116224, 125440, 127120, 130752, 133476, 141120, 143010, 145280, 152544, 161280, 163440, 166845, 174336, 177968, 188160, 190680, 200214, 203392, 217920, 222460, 225792, 228816, 254240, 261504, 266952, 282240, 286020, 290560, 305088, 326880, 333690, 348672, 355936, 376320, 381360, 400428, 406784, 435840, 444920, 457632, 500535, 508480, 523008, 533904, 564480, 572040, 581120, 610176, 653760, 667380, 711872, 762720, 800856, 813568, 871680, 889840, 915264, 1001070, 1016960, 1046016, 1067808, 1128960, 1144080, 1220352, 1307520, 1334760, 1423744, 1525440, 1601712, 1743360, 1779680, 1830528, 2002140, 2033920, 2135616, 2288160, 2440704, 2615040, 2669520, 2847488, 3050880, 3203424, 3559360, 3661056, 4004280, 4067840, 4271232, 4576320, 5230080, 5339040, 5694976, 6101760, 6406848, 7118720, 7322112, 8008560, 8542464, 9152640, 10678080, 12203520, 12813696, 14237440, 16017120, 17084928, 18305280, 21356160, 25627392, 28474880, 32034240, 36610560, 42712320, 51254784, 64068480, 85424640, 128136960, 256273920]

約数ペア:

[(1, 256273920), (2, 128136960), (3, 85424640), (4, 64068480), (5, 51254784), (6, 42712320), (7, 36610560), (8, 32034240), (9, 28474880), (10, 25627392), (12, 21356160), (14, 18305280), (15, 17084928), (16, 16017120), (18, 14237440), (20, 12813696), (21, 12203520), (24, 10678080), (28, 9152640), (30, 8542464), (32, 8008560), (35, 7322112), (36, 7118720), (40, 6406848), (42, 6101760), (45, 5694976), (48, 5339040), (49, 5230080), (56, 4576320), (60, 4271232), (63, 4067840), (64, 4004280), (70, 3661056), (72, 3559360), (80, 3203424), (84, 3050880), (90, 2847488), (96, 2669520), (98, 2615040), (105, 2440704), (112, 2288160), (120, 2135616), (126, 2033920), (128, 2002140), (140, 1830528), (144, 1779680), (147, 1743360), (160, 1601712), (168, 1525440), (180, 1423744), (192, 1334760), (196, 1307520), (210, 1220352), (224, 1144080), (227, 1128960), (240, 1067808), (245, 1046016), (252, 1016960), (256, 1001070), (280, 915264), (288, 889840), (294, 871680), (315, 813568), (320, 800856), (336, 762720), (360, 711872), (384, 667380), (392, 653760), (420, 610176), (441, 581120), (448, 572040), (454, 564480), (480, 533904), (490, 523008), (504, 508480), (512, 500535), (560, 457632), (576, 444920), (588, 435840), (630, 406784), (640, 400428), (672, 381360), (681, 376320), (720, 355936), (735, 348672), (768, 333690), (784, 326880), (840, 305088), (882, 290560), (896, 286020), (908, 282240), (960, 266952), (980, 261504), (1008, 254240), (1120, 228816), (1135, 225792), (1152, 222460), (1176, 217920), (1260, 203392), (1280, 200214), (1344, 190680), (1362, 188160), (1440, 177968), (1470, 174336), (1536, 166845), (1568, 163440), (1589, 161280), (1680, 152544), (1764, 145280), (1792, 143010), (1816, 141120), (1920, 133476), (1960, 130752), (2016, 127120), (2043, 125440), (2205, 116224), (2240, 114408), (2270, 112896), (2304, 111230), (2352, 108960), (2520, 101696), (2560, 100107), (2688, 95340), (2724, 94080), (2880, 88984), (2940, 87168), (3136, 81720), (3178, 80640), (3360, 76272), (3405, 75264), (3528, 72640), (3584, 71505), (3632, 70560), (3840, 66738), (3920, 65376), (4032, 63560), (4086, 62720), (4410, 58112), (4480, 57204), (4540, 56448), (4608, 55615), (4704, 54480), (4767, 53760), (5040, 50848), (5376, 47670), (5448, 47040), (5760, 44492), (5880, 43584), (6272, 40860), (6356, 40320), (6720, 38136), (6810, 37632), (7056, 36320), (7264, 35280), (7680, 33369), (7840, 32688), (7945, 32256), (8064, 31780), (8172, 31360), (8820, 29056), (8960, 28602), (9080, 28224), (9408, 27240), (9534, 26880), (10080, 25424), (10215, 25088), (10752, 23835), (10896, 23520), (11123, 23040), (11520, 22246), (11760, 21792), (12544, 20430), (12712, 20160), (13440, 19068), (13620, 18816), (14112, 18160), (14301, 17920), (14528, 17640), (15680, 16344), (15890, 16128)]