71445276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509}}^1\times {\mathrm{557}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 207174240

約数和(自身を除く): 135728964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509, 557, 1018, 1114, 1527, 1671, 2036, 2228, 3054, 3342, 3563, 3899, 4581, 5013, 6108, 6684, 7126, 7798, 9162, 10026, 10689, 11697, 14252, 15596, 18324, 20052, 21378, 23394, 32067, 35091, 42756, 46788, 64134, 70182, 128268, 140364, 283513, 567026, 850539, 1134052, 1701078, 1984591, 2551617, 3402156, 3969182, 5103234, 5953773, 7938364, 10206468, 11907546, 17861319, 23815092, 35722638, 71445276]

約数ペア:

[(1, 71445276), (2, 35722638), (3, 23815092), (4, 17861319), (6, 11907546), (7, 10206468), (9, 7938364), (12, 5953773), (14, 5103234), (18, 3969182), (21, 3402156), (28, 2551617), (36, 1984591), (42, 1701078), (63, 1134052), (84, 850539), (126, 567026), (252, 283513), (509, 140364), (557, 128268), (1018, 70182), (1114, 64134), (1527, 46788), (1671, 42756), (2036, 35091), (2228, 32067), (3054, 23394), (3342, 21378), (3563, 20052), (3899, 18324), (4581, 15596), (5013, 14252), (6108, 11697), (6684, 10689), (7126, 10026), (7798, 9162)]