254752960

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 224

約数和(自身を含む): 775411200

約数和(自身を除く): 520658240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 211, 220, 224, 245, 280, 308, 320, 343, 352, 385, 392, 422, 440, 448, 490, 539, 560, 616, 686, 704, 770, 784, 844, 880, 980, 1055, 1078, 1120, 1232, 1372, 1477, 1540, 1568, 1688, 1715, 1760, 1960, 2110, 2156, 2240, 2321, 2464, 2695, 2744, 2954, 3080, 3136, 3376, 3430, 3520, 3773, 3920, 4220, 4312, 4642, 4928, 5390, 5488, 5908, 6160, 6752, 6860, 7385, 7546, 7840, 8440, 8624, 9284, 10339, 10780, 10976, 11605, 11816, 12320, 13504, 13720, 14770, 15092, 15680, 16247, 16880, 17248, 18568, 18865, 20678, 21560, 21952, 23210, 23632, 24640, 27440, 29540, 30184, 32494, 33760, 34496, 37136, 37730, 41356, 43120, 46420, 47264, 51695, 54880, 59080, 60368, 64988, 67520, 72373, 74272, 75460, 81235, 82712, 86240, 92840, 94528, 103390, 109760, 113729, 118160, 120736, 129976, 144746, 148544, 150920, 162470, 165424, 172480, 185680, 206780, 227458, 236320, 241472, 259952, 289492, 301840, 324940, 330848, 361865, 371360, 413560, 454916, 472640, 519904, 568645, 578984, 603680, 649880, 661696, 723730, 742720, 796103, 827120, 909832, 1039808, 1137290, 1157968, 1207360, 1299760, 1447460, 1592206, 1654240, 1819664, 2274580, 2315936, 2599520, 2894920, 3184412, 3308480, 3639328, 3980515, 4549160, 4631872, 5199040, 5789840, 6368824, 7278656, 7961030, 9098320, 11579680, 12737648, 15922060, 18196640, 23159360, 25475296, 31844120, 36393280, 50950592, 63688240, 127376480, 254752960]

約数ペア:

[(1, 254752960), (2, 127376480), (4, 63688240), (5, 50950592), (7, 36393280), (8, 31844120), (10, 25475296), (11, 23159360), (14, 18196640), (16, 15922060), (20, 12737648), (22, 11579680), (28, 9098320), (32, 7961030), (35, 7278656), (40, 6368824), (44, 5789840), (49, 5199040), (55, 4631872), (56, 4549160), (64, 3980515), (70, 3639328), (77, 3308480), (80, 3184412), (88, 2894920), (98, 2599520), (110, 2315936), (112, 2274580), (140, 1819664), (154, 1654240), (160, 1592206), (176, 1447460), (196, 1299760), (211, 1207360), (220, 1157968), (224, 1137290), (245, 1039808), (280, 909832), (308, 827120), (320, 796103), (343, 742720), (352, 723730), (385, 661696), (392, 649880), (422, 603680), (440, 578984), (448, 568645), (490, 519904), (539, 472640), (560, 454916), (616, 413560), (686, 371360), (704, 361865), (770, 330848), (784, 324940), (844, 301840), (880, 289492), (980, 259952), (1055, 241472), (1078, 236320), (1120, 227458), (1232, 206780), (1372, 185680), (1477, 172480), (1540, 165424), (1568, 162470), (1688, 150920), (1715, 148544), (1760, 144746), (1960, 129976), (2110, 120736), (2156, 118160), (2240, 113729), (2321, 109760), (2464, 103390), (2695, 94528), (2744, 92840), (2954, 86240), (3080, 82712), (3136, 81235), (3376, 75460), (3430, 74272), (3520, 72373), (3773, 67520), (3920, 64988), (4220, 60368), (4312, 59080), (4642, 54880), (4928, 51695), (5390, 47264), (5488, 46420), (5908, 43120), (6160, 41356), (6752, 37730), (6860, 37136), (7385, 34496), (7546, 33760), (7840, 32494), (8440, 30184), (8624, 29540), (9284, 27440), (10339, 24640), (10780, 23632), (10976, 23210), (11605, 21952), (11816, 21560), (12320, 20678), (13504, 18865), (13720, 18568), (14770, 17248), (15092, 16880), (15680, 16247)]