263074840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{4139}}^1$

素因数の和:4384

約数の個数: 64

約数和(自身を含む): 679622400

約数和(自身を除く): 416547560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1589, 1816, 2270, 3178, 4139, 4540, 6356, 7945, 8278, 9080, 12712, 15890, 16556, 20695, 28973, 31780, 33112, 41390, 57946, 63560, 82780, 115892, 144865, 165560, 231784, 289730, 579460, 939553, 1158920, 1879106, 3758212, 4697765, 6576871, 7516424, 9395530, 13153742, 18791060, 26307484, 32884355, 37582120, 52614968, 65768710, 131537420, 263074840]

約数ペア:

[(1, 263074840), (2, 131537420), (4, 65768710), (5, 52614968), (7, 37582120), (8, 32884355), (10, 26307484), (14, 18791060), (20, 13153742), (28, 9395530), (35, 7516424), (40, 6576871), (56, 4697765), (70, 3758212), (140, 1879106), (227, 1158920), (280, 939553), (454, 579460), (908, 289730), (1135, 231784), (1589, 165560), (1816, 144865), (2270, 115892), (3178, 82780), (4139, 63560), (4540, 57946), (6356, 41390), (7945, 33112), (8278, 31780), (9080, 28973), (12712, 20695), (15890, 16556)]