263280384

素因数分解:

$2^8\times 3^2\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:750

約数の個数: 108

約数和(自身を含む): 763945000

約数和(自身を除く): 500664616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 229, 256, 288, 384, 458, 499, 576, 687, 768, 916, 998, 1152, 1374, 1497, 1832, 1996, 2061, 2304, 2748, 2994, 3664, 3992, 4122, 4491, 5496, 5988, 7328, 7984, 8244, 8982, 10992, 11976, 14656, 15968, 16488, 17964, 21984, 23952, 29312, 31936, 32976, 35928, 43968, 47904, 58624, 63872, 65952, 71856, 87936, 95808, 114271, 127744, 131904, 143712, 175872, 191616, 228542, 263808, 287424, 342813, 383232, 457084, 527616, 574848, 685626, 914168, 1028439, 1149696, 1371252, 1828336, 2056878, 2742504, 3656672, 4113756, 5485008, 7313344, 8227512, 10970016, 14626688, 16455024, 21940032, 29253376, 32910048, 43880064, 65820096, 87760128, 131640192, 263280384]

約数ペア:

[(1, 263280384), (2, 131640192), (3, 87760128), (4, 65820096), (6, 43880064), (8, 32910048), (9, 29253376), (12, 21940032), (16, 16455024), (18, 14626688), (24, 10970016), (32, 8227512), (36, 7313344), (48, 5485008), (64, 4113756), (72, 3656672), (96, 2742504), (128, 2056878), (144, 1828336), (192, 1371252), (229, 1149696), (256, 1028439), (288, 914168), (384, 685626), (458, 574848), (499, 527616), (576, 457084), (687, 383232), (768, 342813), (916, 287424), (998, 263808), (1152, 228542), (1374, 191616), (1497, 175872), (1832, 143712), (1996, 131904), (2061, 127744), (2304, 114271), (2748, 95808), (2994, 87936), (3664, 71856), (3992, 65952), (4122, 63872), (4491, 58624), (5496, 47904), (5988, 43968), (7328, 35928), (7984, 32976), (8244, 31936), (8982, 29312), (10992, 23952), (11976, 21984), (14656, 17964), (15968, 16488)]