254261640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{1489}}^1$

素因数の和:2926

約数の個数: 64

約数和(自身を含む): 763833600

約数和(自身を除く): 509571960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1423, 1489, 2846, 2978, 4269, 4467, 5692, 5956, 7115, 7445, 8538, 8934, 11384, 11912, 14230, 14890, 17076, 17868, 21345, 22335, 28460, 29780, 34152, 35736, 42690, 44670, 56920, 59560, 85380, 89340, 170760, 178680, 2118847, 4237694, 6356541, 8475388, 10594235, 12713082, 16950776, 21188470, 25426164, 31782705, 42376940, 50852328, 63565410, 84753880, 127130820, 254261640]

約数ペア:

[(1, 254261640), (2, 127130820), (3, 84753880), (4, 63565410), (5, 50852328), (6, 42376940), (8, 31782705), (10, 25426164), (12, 21188470), (15, 16950776), (20, 12713082), (24, 10594235), (30, 8475388), (40, 6356541), (60, 4237694), (120, 2118847), (1423, 178680), (1489, 170760), (2846, 89340), (2978, 85380), (4269, 59560), (4467, 56920), (5692, 44670), (5956, 42690), (7115, 35736), (7445, 34152), (8538, 29780), (8934, 28460), (11384, 22335), (11912, 21345), (14230, 17868), (14890, 17076)]