16329780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 49867272

約数和(自身を除く): 33537492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 353, 514, 706, 771, 1028, 1059, 1285, 1412, 1542, 1765, 2118, 2313, 2570, 3084, 3177, 3530, 3855, 4236, 4626, 5140, 5295, 6354, 7060, 7710, 9252, 10590, 11565, 12708, 15420, 15885, 21180, 23130, 31770, 46260, 63540, 90721, 181442, 272163, 362884, 453605, 544326, 816489, 907210, 1088652, 1360815, 1632978, 1814420, 2721630, 3265956, 4082445, 5443260, 8164890, 16329780]

約数ペア:

[(1, 16329780), (2, 8164890), (3, 5443260), (4, 4082445), (5, 3265956), (6, 2721630), (9, 1814420), (10, 1632978), (12, 1360815), (15, 1088652), (18, 907210), (20, 816489), (30, 544326), (36, 453605), (45, 362884), (60, 272163), (90, 181442), (180, 90721), (257, 63540), (353, 46260), (514, 31770), (706, 23130), (771, 21180), (1028, 15885), (1059, 15420), (1285, 12708), (1412, 11565), (1542, 10590), (1765, 9252), (2118, 7710), (2313, 7060), (2570, 6354), (3084, 5295), (3177, 5140), (3530, 4626), (3855, 4236)]