12730140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 38918880

約数和(自身を除く): 26188740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 359, 394, 591, 718, 788, 985, 1077, 1182, 1436, 1773, 1795, 1970, 2154, 2364, 2955, 3231, 3546, 3590, 3940, 4308, 5385, 5910, 6462, 7092, 7180, 8865, 10770, 11820, 12924, 16155, 17730, 21540, 32310, 35460, 64620, 70723, 141446, 212169, 282892, 353615, 424338, 636507, 707230, 848676, 1060845, 1273014, 1414460, 2121690, 2546028, 3182535, 4243380, 6365070, 12730140]

約数ペア:

[(1, 12730140), (2, 6365070), (3, 4243380), (4, 3182535), (5, 2546028), (6, 2121690), (9, 1414460), (10, 1273014), (12, 1060845), (15, 848676), (18, 707230), (20, 636507), (30, 424338), (36, 353615), (45, 282892), (60, 212169), (90, 141446), (180, 70723), (197, 64620), (359, 35460), (394, 32310), (591, 21540), (718, 17730), (788, 16155), (985, 12924), (1077, 11820), (1182, 10770), (1436, 8865), (1773, 7180), (1795, 7092), (1970, 6462), (2154, 5910), (2364, 5385), (2955, 4308), (3231, 3940), (3546, 3590)]