128402460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{713347}}^1$

素因数の和:713362

約数の個数: 36

約数和(自身を含む): 389488008

約数和(自身を除く): 261085548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 713347, 1426694, 2140041, 2853388, 3566735, 4280082, 6420123, 7133470, 8560164, 10700205, 12840246, 14266940, 21400410, 25680492, 32100615, 42800820, 64201230, 128402460]

約数ペア:

[(1, 128402460), (2, 64201230), (3, 42800820), (4, 32100615), (5, 25680492), (6, 21400410), (9, 14266940), (10, 12840246), (12, 10700205), (15, 8560164), (18, 7133470), (20, 6420123), (30, 4280082), (36, 3566735), (45, 2853388), (60, 2140041), (90, 1426694), (180, 713347)]