30221460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{443}}^1$

素因数の和:837

約数の個数: 72

約数和(自身を含む): 92121120

約数和(自身を除く): 61899660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 443, 758, 886, 1137, 1329, 1516, 1772, 1895, 2215, 2274, 2658, 3411, 3790, 3987, 4430, 4548, 5316, 5685, 6645, 6822, 7580, 7974, 8860, 11370, 13290, 13644, 15948, 17055, 19935, 22740, 26580, 34110, 39870, 68220, 79740, 167897, 335794, 503691, 671588, 839485, 1007382, 1511073, 1678970, 2014764, 2518455, 3022146, 3357940, 5036910, 6044292, 7555365, 10073820, 15110730, 30221460]

約数ペア:

[(1, 30221460), (2, 15110730), (3, 10073820), (4, 7555365), (5, 6044292), (6, 5036910), (9, 3357940), (10, 3022146), (12, 2518455), (15, 2014764), (18, 1678970), (20, 1511073), (30, 1007382), (36, 839485), (45, 671588), (60, 503691), (90, 335794), (180, 167897), (379, 79740), (443, 68220), (758, 39870), (886, 34110), (1137, 26580), (1329, 22740), (1516, 19935), (1772, 17055), (1895, 15948), (2215, 13644), (2274, 13290), (2658, 11370), (3411, 8860), (3790, 7974), (3987, 7580), (4430, 6822), (4548, 6645), (5316, 5685)]