139234620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331511}}^1$

素因数の和:331530

約数の個数: 48

約数和(自身を含む): 445552128

約数和(自身を除く): 306317508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 331511, 663022, 994533, 1326044, 1657555, 1989066, 2320577, 3315110, 3978132, 4641154, 4972665, 6630220, 6961731, 9282308, 9945330, 11602885, 13923462, 19890660, 23205770, 27846924, 34808655, 46411540, 69617310, 139234620]

約数ペア:

[(1, 139234620), (2, 69617310), (3, 46411540), (4, 34808655), (5, 27846924), (6, 23205770), (7, 19890660), (10, 13923462), (12, 11602885), (14, 9945330), (15, 9282308), (20, 6961731), (21, 6630220), (28, 4972665), (30, 4641154), (35, 3978132), (42, 3315110), (60, 2320577), (70, 1989066), (84, 1657555), (105, 1326044), (140, 994533), (210, 663022), (420, 331511)]