287061180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{683479}}^1$

素因数の和:683498

約数の個数: 48

約数和(自身を含む): 918597120

約数和(自身を除く): 631535940

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, 683479, 1366958, 2050437, 2733916, 3417395, 4100874, 4784353, 6834790, 8201748, 9568706, 10252185, 13669580, 14353059, 19137412, 20504370, 23921765, 28706118, 41008740, 47843530, 57412236, 71765295, 95687060, 143530590, 287061180]

約数ペア:

[(1, 287061180), (2, 143530590), (3, 95687060), (4, 71765295), (5, 57412236), (6, 47843530), (7, 41008740), (10, 28706118), (12, 23921765), (14, 20504370), (15, 19137412), (20, 14353059), (21, 13669580), (28, 10252185), (30, 9568706), (35, 8201748), (42, 6834790), (60, 4784353), (70, 4100874), (84, 3417395), (105, 2733916), (140, 2050437), (210, 1366958), (420, 683479)]