340027840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:426

約数の個数: 112

約数和(自身を含む): 845051904

約数和(自身を除く): 505024064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 151, 155, 160, 227, 248, 302, 310, 320, 454, 496, 604, 620, 755, 908, 992, 1135, 1208, 1240, 1510, 1816, 1984, 2270, 2416, 2480, 3020, 3632, 4540, 4681, 4832, 4960, 6040, 7037, 7264, 9080, 9362, 9664, 9920, 12080, 14074, 14528, 18160, 18724, 23405, 24160, 28148, 34277, 35185, 36320, 37448, 46810, 48320, 56296, 68554, 70370, 72640, 74896, 93620, 112592, 137108, 140740, 149792, 171385, 187240, 225184, 274216, 281480, 299584, 342770, 374480, 450368, 548432, 562960, 685540, 748960, 1062587, 1096864, 1125920, 1371080, 1497920, 2125174, 2193728, 2251840, 2742160, 4250348, 5312935, 5484320, 8500696, 10625870, 10968640, 17001392, 21251740, 34002784, 42503480, 68005568, 85006960, 170013920, 340027840]

約数ペア:

[(1, 340027840), (2, 170013920), (4, 85006960), (5, 68005568), (8, 42503480), (10, 34002784), (16, 21251740), (20, 17001392), (31, 10968640), (32, 10625870), (40, 8500696), (62, 5484320), (64, 5312935), (80, 4250348), (124, 2742160), (151, 2251840), (155, 2193728), (160, 2125174), (227, 1497920), (248, 1371080), (302, 1125920), (310, 1096864), (320, 1062587), (454, 748960), (496, 685540), (604, 562960), (620, 548432), (755, 450368), (908, 374480), (992, 342770), (1135, 299584), (1208, 281480), (1240, 274216), (1510, 225184), (1816, 187240), (1984, 171385), (2270, 149792), (2416, 140740), (2480, 137108), (3020, 112592), (3632, 93620), (4540, 74896), (4681, 72640), (4832, 70370), (4960, 68554), (6040, 56296), (7037, 48320), (7264, 46810), (9080, 37448), (9362, 36320), (9664, 35185), (9920, 34277), (12080, 28148), (14074, 24160), (14528, 23405), (18160, 18724)]