153380820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28723}}^1$

素因数の和:28824

約数の個数: 48

約数和(自身を含む): 434306880

約数和(自身を除く): 280926060

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, 28723, 57446, 86169, 114892, 143615, 172338, 287230, 344676, 430845, 574460, 861690, 1723380, 2556347, 5112694, 7669041, 10225388, 12781735, 15338082, 25563470, 30676164, 38345205, 51126940, 76690410, 153380820]

約数ペア:

[(1, 153380820), (2, 76690410), (3, 51126940), (4, 38345205), (5, 30676164), (6, 25563470), (10, 15338082), (12, 12781735), (15, 10225388), (20, 7669041), (30, 5112694), (60, 2556347), (89, 1723380), (178, 861690), (267, 574460), (356, 430845), (445, 344676), (534, 287230), (890, 172338), (1068, 143615), (1335, 114892), (1780, 86169), (2670, 57446), (5340, 28723)]