220163394

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1155

約数の個数: 64

約数和(自身を含む): 499374720

約数和(自身を除く): 279211326

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 89, 111, 178, 222, 267, 407, 534, 814, 979, 1013, 1221, 1958, 2026, 2442, 2937, 3039, 3293, 5874, 6078, 6586, 9879, 11143, 19758, 22286, 33429, 36223, 37481, 66858, 72446, 74962, 90157, 108669, 112443, 180314, 217338, 224886, 270471, 412291, 540942, 824582, 991727, 1236873, 1983454, 2473746, 2975181, 3335809, 5950362, 6671618, 10007427, 20014854, 36693899, 73387798, 110081697, 220163394]

約数ペア:

[(1, 220163394), (2, 110081697), (3, 73387798), (6, 36693899), (11, 20014854), (22, 10007427), (33, 6671618), (37, 5950362), (66, 3335809), (74, 2975181), (89, 2473746), (111, 1983454), (178, 1236873), (222, 991727), (267, 824582), (407, 540942), (534, 412291), (814, 270471), (979, 224886), (1013, 217338), (1221, 180314), (1958, 112443), (2026, 108669), (2442, 90157), (2937, 74962), (3039, 72446), (3293, 66858), (5874, 37481), (6078, 36223), (6586, 33429), (9879, 22286), (11143, 19758)]