2780100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{3089}}^1$

素因数の和:3109

約数の個数: 54

約数和(自身を含む): 8716890

約数和(自身を除く): 5936790

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 3089, 6178, 9267, 12356, 15445, 18534, 27801, 30890, 37068, 46335, 55602, 61780, 77225, 92670, 111204, 139005, 154450, 185340, 231675, 278010, 308900, 463350, 556020, 695025, 926700, 1390050, 2780100]

約数ペア:

[(1, 2780100), (2, 1390050), (3, 926700), (4, 695025), (5, 556020), (6, 463350), (9, 308900), (10, 278010), (12, 231675), (15, 185340), (18, 154450), (20, 139005), (25, 111204), (30, 92670), (36, 77225), (45, 61780), (50, 55602), (60, 46335), (75, 37068), (90, 30890), (100, 27801), (150, 18534), (180, 15445), (225, 12356), (300, 9267), (450, 6178), (900, 3089)]