91551180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{217979}}^1$

素因数の和:217998

約数の個数: 48

約数和(自身を含む): 292965120

約数和(自身を除く): 201413940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 217979, 435958, 653937, 871916, 1089895, 1307874, 1525853, 2179790, 2615748, 3051706, 3269685, 4359580, 4577559, 6103412, 6539370, 7629265, 9155118, 13078740, 15258530, 18310236, 22887795, 30517060, 45775590, 91551180]

約数ペア:

[(1, 91551180), (2, 45775590), (3, 30517060), (4, 22887795), (5, 18310236), (6, 15258530), (7, 13078740), (10, 9155118), (12, 7629265), (14, 6539370), (15, 6103412), (20, 4577559), (21, 4359580), (28, 3269685), (30, 3051706), (35, 2615748), (42, 2179790), (60, 1525853), (70, 1307874), (84, 1089895), (105, 871916), (140, 653937), (210, 435958), (420, 217979)]