68576478

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 149022720

約数和(自身を除く): 80446242

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 97, 109, 138, 141, 194, 218, 282, 291, 327, 582, 654, 1081, 2162, 2231, 2507, 3243, 4462, 4559, 5014, 5123, 6486, 6693, 7521, 9118, 10246, 10573, 13386, 13677, 15042, 15369, 21146, 27354, 30738, 31719, 63438, 104857, 117829, 209714, 235658, 243179, 314571, 353487, 486358, 496931, 629142, 706974, 729537, 993862, 1459074, 1490793, 2981586, 11429413, 22858826, 34288239, 68576478]

約数ペア:

[(1, 68576478), (2, 34288239), (3, 22858826), (6, 11429413), (23, 2981586), (46, 1490793), (47, 1459074), (69, 993862), (94, 729537), (97, 706974), (109, 629142), (138, 496931), (141, 486358), (194, 353487), (218, 314571), (282, 243179), (291, 235658), (327, 209714), (582, 117829), (654, 104857), (1081, 63438), (2162, 31719), (2231, 30738), (2507, 27354), (3243, 21146), (4462, 15369), (4559, 15042), (5014, 13677), (5123, 13386), (6486, 10573), (6693, 10246), (7521, 9118)]