219710080

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1627}}^1$

素因数の和:1857

約数の個数: 64

約数和(自身を含む): 528058080

約数和(自身を除く): 308348000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 640, 844, 1055, 1627, 1688, 2110, 3254, 3376, 4220, 6508, 6752, 8135, 8440, 13016, 13504, 16270, 16880, 26032, 27008, 32540, 33760, 52064, 65080, 67520, 104128, 130160, 135040, 208256, 260320, 343297, 520640, 686594, 1041280, 1373188, 1716485, 2746376, 3432970, 5492752, 6865940, 10985504, 13731880, 21971008, 27463760, 43942016, 54927520, 109855040, 219710080]

約数ペア:

[(1, 219710080), (2, 109855040), (4, 54927520), (5, 43942016), (8, 27463760), (10, 21971008), (16, 13731880), (20, 10985504), (32, 6865940), (40, 5492752), (64, 3432970), (80, 2746376), (128, 1716485), (160, 1373188), (211, 1041280), (320, 686594), (422, 520640), (640, 343297), (844, 260320), (1055, 208256), (1627, 135040), (1688, 130160), (2110, 104128), (3254, 67520), (3376, 65080), (4220, 52064), (6508, 33760), (6752, 32540), (8135, 27008), (8440, 26032), (13016, 16880), (13504, 16270)]