331980180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{790429}}^1$

素因数の和:790448

約数の個数: 48

約数和(自身を含む): 1062337920

約数和(自身を除く): 730357740

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, 790429, 1580858, 2371287, 3161716, 3952145, 4742574, 5533003, 7904290, 9485148, 11066006, 11856435, 15808580, 16599009, 22132012, 23712870, 27665015, 33198018, 47425740, 55330030, 66396036, 82995045, 110660060, 165990090, 331980180]

約数ペア:

[(1, 331980180), (2, 165990090), (3, 110660060), (4, 82995045), (5, 66396036), (6, 55330030), (7, 47425740), (10, 33198018), (12, 27665015), (14, 23712870), (15, 22132012), (20, 16599009), (21, 15808580), (28, 11856435), (30, 11066006), (35, 9485148), (42, 7904290), (60, 5533003), (70, 4742574), (84, 3952145), (105, 3161716), (140, 2371287), (210, 1580858), (420, 790429)]