90808620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{216211}}^1$

素因数の和:216230

約数の個数: 48

約数和(自身を含む): 290588928

約数和(自身を除く): 199780308

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, 216211, 432422, 648633, 864844, 1081055, 1297266, 1513477, 2162110, 2594532, 3026954, 3243165, 4324220, 4540431, 6053908, 6486330, 7567385, 9080862, 12972660, 15134770, 18161724, 22702155, 30269540, 45404310, 90808620]

約数ペア:

[(1, 90808620), (2, 45404310), (3, 30269540), (4, 22702155), (5, 18161724), (6, 15134770), (7, 12972660), (10, 9080862), (12, 7567385), (14, 6486330), (15, 6053908), (20, 4540431), (21, 4324220), (28, 3243165), (30, 3026954), (35, 2594532), (42, 2162110), (60, 1513477), (70, 1297266), (84, 1081055), (105, 864844), (140, 648633), (210, 432422), (420, 216211)]