15688517180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{36137}}^1$

素因数の和:36603

約数の個数: 72

約数和(自身を含む): 38412381168

約数和(自身を除く): 22723863988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 443, 490, 886, 980, 1772, 2215, 3101, 4430, 6202, 8860, 12404, 15505, 21707, 31010, 36137, 43414, 62020, 72274, 86828, 108535, 144548, 180685, 217070, 252959, 361370, 434140, 505918, 722740, 1011836, 1264795, 1770713, 2529590, 3541426, 5059180, 7082852, 8853565, 16008691, 17707130, 32017382, 35414260, 64034764, 80043455, 112060837, 160086910, 224121674, 320173820, 448243348, 560304185, 784425859, 1120608370, 1568851718, 2241216740, 3137703436, 3922129295, 7844258590, 15688517180]

約数ペア:

[(1, 15688517180), (2, 7844258590), (4, 3922129295), (5, 3137703436), (7, 2241216740), (10, 1568851718), (14, 1120608370), (20, 784425859), (28, 560304185), (35, 448243348), (49, 320173820), (70, 224121674), (98, 160086910), (140, 112060837), (196, 80043455), (245, 64034764), (443, 35414260), (490, 32017382), (886, 17707130), (980, 16008691), (1772, 8853565), (2215, 7082852), (3101, 5059180), (4430, 3541426), (6202, 2529590), (8860, 1770713), (12404, 1264795), (15505, 1011836), (21707, 722740), (31010, 505918), (36137, 434140), (43414, 361370), (62020, 252959), (72274, 217070), (86828, 180685), (108535, 144548)]