206899280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6971}}^1$

素因数の和:7044

約数の個数: 80

約数和(自身を含む): 560214144

約数和(自身を除く): 353314864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 6971, 7420, 13942, 14840, 27884, 29680, 34855, 48797, 55768, 69710, 97594, 111536, 139420, 195188, 243985, 278840, 369463, 390376, 487970, 557680, 738926, 780752, 975940, 1477852, 1847315, 1951880, 2586241, 2955704, 3694630, 3903760, 5172482, 5911408, 7389260, 10344964, 12931205, 14778520, 20689928, 25862410, 29557040, 41379856, 51724820, 103449640, 206899280]

約数ペア:

[(1, 206899280), (2, 103449640), (4, 51724820), (5, 41379856), (7, 29557040), (8, 25862410), (10, 20689928), (14, 14778520), (16, 12931205), (20, 10344964), (28, 7389260), (35, 5911408), (40, 5172482), (53, 3903760), (56, 3694630), (70, 2955704), (80, 2586241), (106, 1951880), (112, 1847315), (140, 1477852), (212, 975940), (265, 780752), (280, 738926), (371, 557680), (424, 487970), (530, 390376), (560, 369463), (742, 278840), (848, 243985), (1060, 195188), (1484, 139420), (1855, 111536), (2120, 97594), (2968, 69710), (3710, 55768), (4240, 48797), (5936, 34855), (6971, 29680), (7420, 27884), (13942, 14840)]