211966740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{392531}}^1$

素因数の和:392549

約数の個数: 48

約数和(自身を含む): 659453760

約数和(自身を除く): 447487020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 392531, 785062, 1177593, 1570124, 1962655, 2355186, 3532779, 3925310, 4710372, 5887965, 7065558, 7850620, 10598337, 11775930, 14131116, 17663895, 21196674, 23551860, 35327790, 42393348, 52991685, 70655580, 105983370, 211966740]

約数ペア:

[(1, 211966740), (2, 105983370), (3, 70655580), (4, 52991685), (5, 42393348), (6, 35327790), (9, 23551860), (10, 21196674), (12, 17663895), (15, 14131116), (18, 11775930), (20, 10598337), (27, 7850620), (30, 7065558), (36, 5887965), (45, 4710372), (54, 3925310), (60, 3532779), (90, 2355186), (108, 1962655), (135, 1570124), (180, 1177593), (270, 785062), (540, 392531)]