219730260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{1949}}^1$

素因数の和:3840

約数の個数: 48

約数和(自身を含む): 615888000

約数和(自身を除く): 396157740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1879, 1949, 3758, 3898, 5637, 5847, 7516, 7796, 9395, 9745, 11274, 11694, 18790, 19490, 22548, 23388, 28185, 29235, 37580, 38980, 56370, 58470, 112740, 116940, 3662171, 7324342, 10986513, 14648684, 18310855, 21973026, 36621710, 43946052, 54932565, 73243420, 109865130, 219730260]

約数ペア:

[(1, 219730260), (2, 109865130), (3, 73243420), (4, 54932565), (5, 43946052), (6, 36621710), (10, 21973026), (12, 18310855), (15, 14648684), (20, 10986513), (30, 7324342), (60, 3662171), (1879, 116940), (1949, 112740), (3758, 58470), (3898, 56370), (5637, 38980), (5847, 37580), (7516, 29235), (7796, 28185), (9395, 23388), (9745, 22548), (11274, 19490), (11694, 18790)]