30831804

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 81332160

約数和(自身を除く): 50500356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 79, 111, 148, 158, 222, 237, 293, 316, 333, 444, 474, 586, 666, 711, 879, 948, 1172, 1332, 1422, 1758, 2637, 2844, 2923, 3516, 5274, 5846, 8769, 10548, 10841, 11692, 17538, 21682, 23147, 26307, 32523, 35076, 43364, 46294, 52614, 65046, 69441, 92588, 97569, 105228, 130092, 138882, 195138, 208323, 277764, 390276, 416646, 833292, 856439, 1712878, 2569317, 3425756, 5138634, 7707951, 10277268, 15415902, 30831804]

約数ペア:

[(1, 30831804), (2, 15415902), (3, 10277268), (4, 7707951), (6, 5138634), (9, 3425756), (12, 2569317), (18, 1712878), (36, 856439), (37, 833292), (74, 416646), (79, 390276), (111, 277764), (148, 208323), (158, 195138), (222, 138882), (237, 130092), (293, 105228), (316, 97569), (333, 92588), (444, 69441), (474, 65046), (586, 52614), (666, 46294), (711, 43364), (879, 35076), (948, 32523), (1172, 26307), (1332, 23147), (1422, 21682), (1758, 17538), (2637, 11692), (2844, 10841), (2923, 10548), (3516, 8769), (5274, 5846)]