198286620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{472111}}^1$

素因数の和:472130

約数の個数: 48

約数和(自身を含む): 634518528

約数和(自身を除く): 436231908

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, 472111, 944222, 1416333, 1888444, 2360555, 2832666, 3304777, 4721110, 5665332, 6609554, 7081665, 9442220, 9914331, 13219108, 14163330, 16523885, 19828662, 28326660, 33047770, 39657324, 49571655, 66095540, 99143310, 198286620]

約数ペア:

[(1, 198286620), (2, 99143310), (3, 66095540), (4, 49571655), (5, 39657324), (6, 33047770), (7, 28326660), (10, 19828662), (12, 16523885), (14, 14163330), (15, 13219108), (20, 9914331), (21, 9442220), (28, 7081665), (30, 6609554), (35, 5665332), (42, 4721110), (60, 3304777), (70, 2832666), (84, 2360555), (105, 1888444), (140, 1416333), (210, 944222), (420, 472111)]