61875540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{907}}^1$

素因数の和:1301

約数の個数: 72

約数和(自身を含む): 188391840

約数和(自身を除く): 126516300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 907, 1137, 1516, 1814, 1895, 2274, 2721, 3411, 3628, 3790, 4535, 4548, 5442, 5685, 6822, 7580, 8163, 9070, 10884, 11370, 13605, 13644, 16326, 17055, 18140, 22740, 27210, 32652, 34110, 40815, 54420, 68220, 81630, 163260, 343753, 687506, 1031259, 1375012, 1718765, 2062518, 3093777, 3437530, 4125036, 5156295, 6187554, 6875060, 10312590, 12375108, 15468885, 20625180, 30937770, 61875540]

約数ペア:

[(1, 61875540), (2, 30937770), (3, 20625180), (4, 15468885), (5, 12375108), (6, 10312590), (9, 6875060), (10, 6187554), (12, 5156295), (15, 4125036), (18, 3437530), (20, 3093777), (30, 2062518), (36, 1718765), (45, 1375012), (60, 1031259), (90, 687506), (180, 343753), (379, 163260), (758, 81630), (907, 68220), (1137, 54420), (1516, 40815), (1814, 34110), (1895, 32652), (2274, 27210), (2721, 22740), (3411, 18140), (3628, 17055), (3790, 16326), (4535, 13644), (4548, 13605), (5442, 11370), (5685, 10884), (6822, 9070), (7580, 8163)]