15455820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1489}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 43555680

約数和(自身を除く): 28099860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1489, 1730, 2076, 2595, 2978, 3460, 4467, 5190, 5956, 7445, 8934, 10380, 14890, 17868, 22335, 29780, 44670, 89340, 257597, 515194, 772791, 1030388, 1287985, 1545582, 2575970, 3091164, 3863955, 5151940, 7727910, 15455820]

約数ペア:

[(1, 15455820), (2, 7727910), (3, 5151940), (4, 3863955), (5, 3091164), (6, 2575970), (10, 1545582), (12, 1287985), (15, 1030388), (20, 772791), (30, 515194), (60, 257597), (173, 89340), (346, 44670), (519, 29780), (692, 22335), (865, 17868), (1038, 14890), (1489, 10380), (1730, 8934), (2076, 7445), (2595, 5956), (2978, 5190), (3460, 4467)]