189091140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{450217}}^1$

素因数の和:450236

約数の個数: 48

約数和(自身を含む): 605092992

約数和(自身を除く): 416001852

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, 450217, 900434, 1350651, 1800868, 2251085, 2701302, 3151519, 4502170, 5402604, 6303038, 6753255, 9004340, 9454557, 12606076, 13506510, 15757595, 18909114, 27013020, 31515190, 37818228, 47272785, 63030380, 94545570, 189091140]

約数ペア:

[(1, 189091140), (2, 94545570), (3, 63030380), (4, 47272785), (5, 37818228), (6, 31515190), (7, 27013020), (10, 18909114), (12, 15757595), (14, 13506510), (15, 12606076), (20, 9454557), (21, 9004340), (28, 6753255), (30, 6303038), (35, 5402604), (42, 4502170), (60, 3151519), (70, 2701302), (84, 2251085), (105, 1800868), (140, 1350651), (210, 900434), (420, 450217)]