66650940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{977}}^1$

素因数の和:1371

約数の個数: 72

約数和(自身を含む): 202915440

約数和(自身を除く): 136264500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 977, 1137, 1516, 1895, 1954, 2274, 2931, 3411, 3790, 3908, 4548, 4885, 5685, 5862, 6822, 7580, 8793, 9770, 11370, 11724, 13644, 14655, 17055, 17586, 19540, 22740, 29310, 34110, 35172, 43965, 58620, 68220, 87930, 175860, 370283, 740566, 1110849, 1481132, 1851415, 2221698, 3332547, 3702830, 4443396, 5554245, 6665094, 7405660, 11108490, 13330188, 16662735, 22216980, 33325470, 66650940]

約数ペア:

[(1, 66650940), (2, 33325470), (3, 22216980), (4, 16662735), (5, 13330188), (6, 11108490), (9, 7405660), (10, 6665094), (12, 5554245), (15, 4443396), (18, 3702830), (20, 3332547), (30, 2221698), (36, 1851415), (45, 1481132), (60, 1110849), (90, 740566), (180, 370283), (379, 175860), (758, 87930), (977, 68220), (1137, 58620), (1516, 43965), (1895, 35172), (1954, 34110), (2274, 29310), (2931, 22740), (3411, 19540), (3790, 17586), (3908, 17055), (4548, 14655), (4885, 13644), (5685, 11724), (5862, 11370), (6822, 9770), (7580, 8793)]