245055330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209449}}^1$

素因数の和:209475

約数の個数: 48

約数和(自身を含む): 686158200

約数和(自身を除く): 441102870

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 209449, 418898, 628347, 1047245, 1256694, 1885041, 2094490, 2722837, 3141735, 3770082, 5445674, 6283470, 8168511, 9425205, 13614185, 16337022, 18850410, 24505533, 27228370, 40842555, 49011066, 81685110, 122527665, 245055330]

約数ペア:

[(1, 245055330), (2, 122527665), (3, 81685110), (5, 49011066), (6, 40842555), (9, 27228370), (10, 24505533), (13, 18850410), (15, 16337022), (18, 13614185), (26, 9425205), (30, 8168511), (39, 6283470), (45, 5445674), (65, 3770082), (78, 3141735), (90, 2722837), (117, 2094490), (130, 1885041), (195, 1256694), (234, 1047245), (390, 628347), (585, 418898), (1170, 209449)]