30271280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2239}}^1$

素因数の和:2278

約数の個数: 60

約数和(自身を含む): 76245120

約数和(自身を除く): 45973840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2239, 2704, 3380, 4478, 6760, 8956, 11195, 13520, 17912, 22390, 29107, 35824, 44780, 58214, 89560, 116428, 145535, 179120, 232856, 291070, 378391, 465712, 582140, 756782, 1164280, 1513564, 1891955, 2328560, 3027128, 3783910, 6054256, 7567820, 15135640, 30271280]

約数ペア:

[(1, 30271280), (2, 15135640), (4, 7567820), (5, 6054256), (8, 3783910), (10, 3027128), (13, 2328560), (16, 1891955), (20, 1513564), (26, 1164280), (40, 756782), (52, 582140), (65, 465712), (80, 378391), (104, 291070), (130, 232856), (169, 179120), (208, 145535), (260, 116428), (338, 89560), (520, 58214), (676, 44780), (845, 35824), (1040, 29107), (1352, 22390), (1690, 17912), (2239, 13520), (2704, 11195), (3380, 8956), (4478, 6760)]