30780612

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^2\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 54

約数和(自身を含む): 79379118

約数和(自身を除く): 48598506

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 137, 158, 237, 274, 316, 411, 474, 548, 711, 822, 948, 1233, 1422, 1644, 2466, 2844, 4932, 6241, 10823, 12482, 18723, 21646, 24964, 32469, 37446, 43292, 56169, 64938, 74892, 97407, 112338, 129876, 194814, 224676, 389628, 855017, 1710034, 2565051, 3420068, 5130102, 7695153, 10260204, 15390306, 30780612]

約数ペア:

[(1, 30780612), (2, 15390306), (3, 10260204), (4, 7695153), (6, 5130102), (9, 3420068), (12, 2565051), (18, 1710034), (36, 855017), (79, 389628), (137, 224676), (158, 194814), (237, 129876), (274, 112338), (316, 97407), (411, 74892), (474, 64938), (548, 56169), (711, 43292), (822, 37446), (948, 32469), (1233, 24964), (1422, 21646), (1644, 18723), (2466, 12482), (2844, 10823), (4932, 6241)]