1296234540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{66067}}^1$

素因数の和:66191

約数の個数: 72

約数和(自身を含む): 3968044080

約数和(自身を除く): 2671809540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 19620, 66067, 132134, 198201, 264268, 330335, 396402, 594603, 660670, 792804, 991005, 1189206, 1321340, 1982010, 2378412, 2973015, 3964020, 5946030, 7201303, 11892060, 14402606, 21603909, 28805212, 36006515, 43207818, 64811727, 72013030, 86415636, 108019545, 129623454, 144026060, 216039090, 259246908, 324058635, 432078180, 648117270, 1296234540]

約数ペア:

[(1, 1296234540), (2, 648117270), (3, 432078180), (4, 324058635), (5, 259246908), (6, 216039090), (9, 144026060), (10, 129623454), (12, 108019545), (15, 86415636), (18, 72013030), (20, 64811727), (30, 43207818), (36, 36006515), (45, 28805212), (60, 21603909), (90, 14402606), (109, 11892060), (180, 7201303), (218, 5946030), (327, 3964020), (436, 2973015), (545, 2378412), (654, 1982010), (981, 1321340), (1090, 1189206), (1308, 991005), (1635, 792804), (1962, 660670), (2180, 594603), (3270, 396402), (3924, 330335), (4905, 264268), (6540, 198201), (9810, 132134), (19620, 66067)]