15316980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36469}}^1$

素因数の和:36488

約数の個数: 48

約数和(自身を含む): 49015680

約数和(自身を除く): 33698700

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, 36469, 72938, 109407, 145876, 182345, 218814, 255283, 364690, 437628, 510566, 547035, 729380, 765849, 1021132, 1094070, 1276415, 1531698, 2188140, 2552830, 3063396, 3829245, 5105660, 7658490, 15316980]

約数ペア:

[(1, 15316980), (2, 7658490), (3, 5105660), (4, 3829245), (5, 3063396), (6, 2552830), (7, 2188140), (10, 1531698), (12, 1276415), (14, 1094070), (15, 1021132), (20, 765849), (21, 729380), (28, 547035), (30, 510566), (35, 437628), (42, 364690), (60, 255283), (70, 218814), (84, 182345), (105, 145876), (140, 109407), (210, 72938), (420, 36469)]