84804540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15881}}^1$

素因数の和:15982

約数の個数: 48

約数和(自身を含む): 240135840

約数和(自身を除く): 155331300

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, 15881, 31762, 47643, 63524, 79405, 95286, 158810, 190572, 238215, 317620, 476430, 952860, 1413409, 2826818, 4240227, 5653636, 7067045, 8480454, 14134090, 16960908, 21201135, 28268180, 42402270, 84804540]

約数ペア:

[(1, 84804540), (2, 42402270), (3, 28268180), (4, 21201135), (5, 16960908), (6, 14134090), (10, 8480454), (12, 7067045), (15, 5653636), (20, 4240227), (30, 2826818), (60, 1413409), (89, 952860), (178, 476430), (267, 317620), (356, 238215), (445, 190572), (534, 158810), (890, 95286), (1068, 79405), (1335, 63524), (1780, 47643), (2670, 31762), (5340, 15881)]