271886120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{643}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 690651360

約数和(自身を除く): 418765240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 643, 682, 961, 1240, 1286, 1364, 1705, 1922, 2572, 2728, 3215, 3410, 3844, 4805, 5144, 6430, 6820, 7073, 7688, 9610, 10571, 12860, 13640, 14146, 19220, 19933, 21142, 25720, 28292, 35365, 38440, 39866, 42284, 52855, 56584, 70730, 79732, 84568, 99665, 105710, 141460, 159464, 199330, 211420, 219263, 282920, 398660, 422840, 438526, 617923, 797320, 877052, 1096315, 1235846, 1754104, 2192630, 2471692, 3089615, 4385260, 4943384, 6179230, 6797153, 8770520, 12358460, 13594306, 24716920, 27188612, 33985765, 54377224, 67971530, 135943060, 271886120]

約数ペア:

[(1, 271886120), (2, 135943060), (4, 67971530), (5, 54377224), (8, 33985765), (10, 27188612), (11, 24716920), (20, 13594306), (22, 12358460), (31, 8770520), (40, 6797153), (44, 6179230), (55, 4943384), (62, 4385260), (88, 3089615), (110, 2471692), (124, 2192630), (155, 1754104), (220, 1235846), (248, 1096315), (310, 877052), (341, 797320), (440, 617923), (620, 438526), (643, 422840), (682, 398660), (961, 282920), (1240, 219263), (1286, 211420), (1364, 199330), (1705, 159464), (1922, 141460), (2572, 105710), (2728, 99665), (3215, 84568), (3410, 79732), (3844, 70730), (4805, 56584), (5144, 52855), (6430, 42284), (6820, 39866), (7073, 38440), (7688, 35365), (9610, 28292), (10571, 25720), (12860, 21142), (13640, 19933), (14146, 19220)]