78456690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67057}}^1$

素因数の和:67083

約数の個数: 48

約数和(自身を含む): 219682008

約数和(自身を除く): 141225318

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, 67057, 134114, 201171, 335285, 402342, 603513, 670570, 871741, 1005855, 1207026, 1743482, 2011710, 2615223, 3017565, 4358705, 5230446, 6035130, 7845669, 8717410, 13076115, 15691338, 26152230, 39228345, 78456690]

約数ペア:

[(1, 78456690), (2, 39228345), (3, 26152230), (5, 15691338), (6, 13076115), (9, 8717410), (10, 7845669), (13, 6035130), (15, 5230446), (18, 4358705), (26, 3017565), (30, 2615223), (39, 2011710), (45, 1743482), (65, 1207026), (78, 1005855), (90, 871741), (117, 670570), (130, 603513), (195, 402342), (234, 335285), (390, 201171), (585, 134114), (1170, 67057)]