72800220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13633}}^1$

素因数の和:13734

約数の個数: 48

約数和(自身を含む): 206146080

約数和(自身を除く): 133345860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 13633, 27266, 40899, 54532, 68165, 81798, 136330, 163596, 204495, 272660, 408990, 817980, 1213337, 2426674, 3640011, 4853348, 6066685, 7280022, 12133370, 14560044, 18200055, 24266740, 36400110, 72800220]

約数ペア:

[(1, 72800220), (2, 36400110), (3, 24266740), (4, 18200055), (5, 14560044), (6, 12133370), (10, 7280022), (12, 6066685), (15, 4853348), (20, 3640011), (30, 2426674), (60, 1213337), (89, 817980), (178, 408990), (267, 272660), (356, 204495), (445, 163596), (534, 136330), (890, 81798), (1068, 68165), (1335, 54532), (1780, 40899), (2670, 27266), (5340, 13633)]