121269520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 294409728

約数和(自身を除く): 173140208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 107, 124, 155, 214, 248, 310, 428, 457, 496, 535, 620, 856, 914, 1070, 1240, 1712, 1828, 2140, 2285, 2480, 3317, 3656, 4280, 4570, 6634, 7312, 8560, 9140, 13268, 14167, 16585, 18280, 26536, 28334, 33170, 36560, 48899, 53072, 56668, 66340, 70835, 97798, 113336, 132680, 141670, 195596, 226672, 244495, 265360, 283340, 391192, 488990, 566680, 782384, 977980, 1133360, 1515869, 1955960, 3031738, 3911920, 6063476, 7579345, 12126952, 15158690, 24253904, 30317380, 60634760, 121269520]

約数ペア:

[(1, 121269520), (2, 60634760), (4, 30317380), (5, 24253904), (8, 15158690), (10, 12126952), (16, 7579345), (20, 6063476), (31, 3911920), (40, 3031738), (62, 1955960), (80, 1515869), (107, 1133360), (124, 977980), (155, 782384), (214, 566680), (248, 488990), (310, 391192), (428, 283340), (457, 265360), (496, 244495), (535, 226672), (620, 195596), (856, 141670), (914, 132680), (1070, 113336), (1240, 97798), (1712, 70835), (1828, 66340), (2140, 56668), (2285, 53072), (2480, 48899), (3317, 36560), (3656, 33170), (4280, 28334), (4570, 26536), (6634, 18280), (7312, 16585), (8560, 14167), (9140, 13268)]