82665540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1301}}^1$

素因数の和:1669

約数の個数: 72

約数和(自身を含む): 251655768

約数和(自身を除く): 168990228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1301, 1412, 1765, 2118, 2602, 3177, 3530, 3903, 4236, 5204, 5295, 6354, 6505, 7060, 7806, 10590, 11709, 12708, 13010, 15612, 15885, 19515, 21180, 23418, 26020, 31770, 39030, 46836, 58545, 63540, 78060, 117090, 234180, 459253, 918506, 1377759, 1837012, 2296265, 2755518, 4133277, 4592530, 5511036, 6888795, 8266554, 9185060, 13777590, 16533108, 20666385, 27555180, 41332770, 82665540]

約数ペア:

[(1, 82665540), (2, 41332770), (3, 27555180), (4, 20666385), (5, 16533108), (6, 13777590), (9, 9185060), (10, 8266554), (12, 6888795), (15, 5511036), (18, 4592530), (20, 4133277), (30, 2755518), (36, 2296265), (45, 1837012), (60, 1377759), (90, 918506), (180, 459253), (353, 234180), (706, 117090), (1059, 78060), (1301, 63540), (1412, 58545), (1765, 46836), (2118, 39030), (2602, 31770), (3177, 26020), (3530, 23418), (3903, 21180), (4236, 19515), (5204, 15885), (5295, 15612), (6354, 13010), (6505, 12708), (7060, 11709), (7806, 10590)]