140494140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{780523}}^1$

素因数の和:780538

約数の個数: 36

約数和(自身を含む): 426166104

約数和(自身を除く): 285671964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 780523, 1561046, 2341569, 3122092, 3902615, 4683138, 7024707, 7805230, 9366276, 11707845, 14049414, 15610460, 23415690, 28098828, 35123535, 46831380, 70247070, 140494140]

約数ペア:

[(1, 140494140), (2, 70247070), (3, 46831380), (4, 35123535), (5, 28098828), (6, 23415690), (9, 15610460), (10, 14049414), (12, 11707845), (15, 9366276), (18, 7805230), (20, 7024707), (30, 4683138), (36, 3902615), (45, 3122092), (60, 2341569), (90, 1561046), (180, 780523)]