647520768

素因数分解:

$2^9\times 3^2\times {\mathrm{140521}}^1$

素因数の和:140545

約数の個数: 60

約数和(自身を含む): 1868802078

約数和(自身を除く): 1221281310

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4608, 140521, 281042, 421563, 562084, 843126, 1124168, 1264689, 1686252, 2248336, 2529378, 3372504, 4496672, 5058756, 6745008, 8993344, 10117512, 13490016, 17986688, 20235024, 26980032, 35973376, 40470048, 53960064, 71946752, 80940096, 107920128, 161880192, 215840256, 323760384, 647520768]

約数ペア:

[(1, 647520768), (2, 323760384), (3, 215840256), (4, 161880192), (6, 107920128), (8, 80940096), (9, 71946752), (12, 53960064), (16, 40470048), (18, 35973376), (24, 26980032), (32, 20235024), (36, 17986688), (48, 13490016), (64, 10117512), (72, 8993344), (96, 6745008), (128, 5058756), (144, 4496672), (192, 3372504), (256, 2529378), (288, 2248336), (384, 1686252), (512, 1264689), (576, 1124168), (768, 843126), (1152, 562084), (1536, 421563), (2304, 281042), (4608, 140521)]