145289320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{330203}}^1$

素因数の和:330225

約数の個数: 32

約数和(自身を含む): 356620320

約数和(自身を除く): 211331000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 330203, 660406, 1320812, 1651015, 2641624, 3302030, 3632233, 6604060, 7264466, 13208120, 14528932, 18161165, 29057864, 36322330, 72644660, 145289320]

約数ペア:

[(1, 145289320), (2, 72644660), (4, 36322330), (5, 29057864), (8, 18161165), (10, 14528932), (11, 13208120), (20, 7264466), (22, 6604060), (40, 3632233), (44, 3302030), (55, 2641624), (88, 1651015), (110, 1320812), (220, 660406), (440, 330203)]