64604340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{947}}^1$

素因数の和:1341

約数の個数: 72

約数和(自身を含む): 196691040

約数和(自身を除く): 132086700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 379, 758, 947, 1137, 1516, 1894, 1895, 2274, 2841, 3411, 3788, 3790, 4548, 4735, 5682, 5685, 6822, 7580, 8523, 9470, 11364, 11370, 13644, 14205, 17046, 17055, 18940, 22740, 28410, 34092, 34110, 42615, 56820, 68220, 85230, 170460, 358913, 717826, 1076739, 1435652, 1794565, 2153478, 3230217, 3589130, 4306956, 5383695, 6460434, 7178260, 10767390, 12920868, 16151085, 21534780, 32302170, 64604340]

約数ペア:

[(1, 64604340), (2, 32302170), (3, 21534780), (4, 16151085), (5, 12920868), (6, 10767390), (9, 7178260), (10, 6460434), (12, 5383695), (15, 4306956), (18, 3589130), (20, 3230217), (30, 2153478), (36, 1794565), (45, 1435652), (60, 1076739), (90, 717826), (180, 358913), (379, 170460), (758, 85230), (947, 68220), (1137, 56820), (1516, 42615), (1894, 34110), (1895, 34092), (2274, 28410), (2841, 22740), (3411, 18940), (3788, 17055), (3790, 17046), (4548, 14205), (4735, 13644), (5682, 11370), (5685, 11364), (6822, 9470), (7580, 8523)]