206890264

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 457228800

約数和(自身を除く): 250338536

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 251, 287, 328, 359, 502, 574, 718, 1004, 1148, 1436, 1757, 2008, 2296, 2513, 2872, 3514, 5026, 7028, 10052, 10291, 14056, 14719, 20104, 20582, 29438, 41164, 58876, 72037, 82328, 90109, 103033, 117752, 144074, 180218, 206066, 288148, 360436, 412132, 576296, 630763, 720872, 824264, 1261526, 2523052, 3694469, 5046104, 7388938, 14777876, 25861283, 29555752, 51722566, 103445132, 206890264]

約数ペア:

[(1, 206890264), (2, 103445132), (4, 51722566), (7, 29555752), (8, 25861283), (14, 14777876), (28, 7388938), (41, 5046104), (56, 3694469), (82, 2523052), (164, 1261526), (251, 824264), (287, 720872), (328, 630763), (359, 576296), (502, 412132), (574, 360436), (718, 288148), (1004, 206066), (1148, 180218), (1436, 144074), (1757, 117752), (2008, 103033), (2296, 90109), (2513, 82328), (2872, 72037), (3514, 58876), (5026, 41164), (7028, 29438), (10052, 20582), (10291, 20104), (14056, 14719)]