1218630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{829}}^1$

素因数の和:853

約数の個数: 48

約数和(自身を含む): 3406320

約数和(自身を除く): 2187690

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 829, 1470, 1658, 2487, 4145, 4974, 5803, 8290, 11606, 12435, 17409, 24870, 29015, 34818, 40621, 58030, 81242, 87045, 121863, 174090, 203105, 243726, 406210, 609315, 1218630]

約数ペア:

[(1, 1218630), (2, 609315), (3, 406210), (5, 243726), (6, 203105), (7, 174090), (10, 121863), (14, 87045), (15, 81242), (21, 58030), (30, 40621), (35, 34818), (42, 29015), (49, 24870), (70, 17409), (98, 12435), (105, 11606), (147, 8290), (210, 5803), (245, 4974), (294, 4145), (490, 2487), (735, 1658), (829, 1470)]