156921730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:1003

約数の個数: 64

約数和(自身を含む): 344321280

約数和(自身を除く): 187399550

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 163, 170, 238, 326, 595, 809, 815, 1141, 1190, 1618, 1630, 2282, 2771, 4045, 5542, 5663, 5705, 8090, 11326, 11410, 13753, 13855, 19397, 27506, 27710, 28315, 38794, 56630, 68765, 96271, 96985, 131867, 137530, 192542, 193970, 263734, 481355, 659335, 923069, 962710, 1318670, 1846138, 2241739, 4483478, 4615345, 9230690, 11208695, 15692173, 22417390, 31384346, 78460865, 156921730]

約数ペア:

[(1, 156921730), (2, 78460865), (5, 31384346), (7, 22417390), (10, 15692173), (14, 11208695), (17, 9230690), (34, 4615345), (35, 4483478), (70, 2241739), (85, 1846138), (119, 1318670), (163, 962710), (170, 923069), (238, 659335), (326, 481355), (595, 263734), (809, 193970), (815, 192542), (1141, 137530), (1190, 131867), (1618, 96985), (1630, 96271), (2282, 68765), (2771, 56630), (4045, 38794), (5542, 28315), (5663, 27710), (5705, 27506), (8090, 19397), (11326, 13855), (11410, 13753)]