219537536

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 459375360

約数和(自身を除く): 239837824

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 488, 496, 907, 976, 992, 1814, 1891, 1952, 1984, 3628, 3782, 3904, 3968, 7256, 7564, 7808, 14512, 15128, 28117, 29024, 30256, 55327, 56234, 58048, 60512, 110654, 112468, 116096, 121024, 221308, 224936, 242048, 442616, 449872, 885232, 899744, 1715137, 1770464, 1799488, 3430274, 3540928, 3598976, 6860548, 7081856, 13721096, 27442192, 54884384, 109768768, 219537536]

約数ペア:

[(1, 219537536), (2, 109768768), (4, 54884384), (8, 27442192), (16, 13721096), (31, 7081856), (32, 6860548), (61, 3598976), (62, 3540928), (64, 3430274), (122, 1799488), (124, 1770464), (128, 1715137), (244, 899744), (248, 885232), (488, 449872), (496, 442616), (907, 242048), (976, 224936), (992, 221308), (1814, 121024), (1891, 116096), (1952, 112468), (1984, 110654), (3628, 60512), (3782, 58048), (3904, 56234), (3968, 55327), (7256, 30256), (7564, 29024), (7808, 28117), (14512, 15128)]