71699220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1051}}^1$

素因数の和:1445

約数の個数: 72

約数和(自身を含む): 218268960

約数和(自身を除く): 146569740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 1051, 1137, 1516, 1895, 2102, 2274, 3153, 3411, 3790, 4204, 4548, 5255, 5685, 6306, 6822, 7580, 9459, 10510, 11370, 12612, 13644, 15765, 17055, 18918, 21020, 22740, 31530, 34110, 37836, 47295, 63060, 68220, 94590, 189180, 398329, 796658, 1194987, 1593316, 1991645, 2389974, 3584961, 3983290, 4779948, 5974935, 7169922, 7966580, 11949870, 14339844, 17924805, 23899740, 35849610, 71699220]

約数ペア:

[(1, 71699220), (2, 35849610), (3, 23899740), (4, 17924805), (5, 14339844), (6, 11949870), (9, 7966580), (10, 7169922), (12, 5974935), (15, 4779948), (18, 3983290), (20, 3584961), (30, 2389974), (36, 1991645), (45, 1593316), (60, 1194987), (90, 796658), (180, 398329), (379, 189180), (758, 94590), (1051, 68220), (1137, 63060), (1516, 47295), (1895, 37836), (2102, 34110), (2274, 31530), (3153, 22740), (3411, 21020), (3790, 18918), (4204, 17055), (4548, 15765), (5255, 13644), (5685, 12612), (6306, 11370), (6822, 10510), (7580, 9459)]