447720660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3067}}^1$

素因数の和:3893

約数の個数: 72

約数和(自身を含む): 1360203936

約数和(自身を除く): 912483276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 811, 1622, 2433, 3067, 3244, 4055, 4866, 6134, 7299, 8110, 9201, 9732, 12165, 12268, 14598, 15335, 16220, 18402, 24330, 27603, 29196, 30670, 36495, 36804, 46005, 48660, 55206, 61340, 72990, 92010, 110412, 138015, 145980, 184020, 276030, 552060, 2487337, 4974674, 7462011, 9949348, 12436685, 14924022, 22386033, 24873370, 29848044, 37310055, 44772066, 49746740, 74620110, 89544132, 111930165, 149240220, 223860330, 447720660]

約数ペア:

[(1, 447720660), (2, 223860330), (3, 149240220), (4, 111930165), (5, 89544132), (6, 74620110), (9, 49746740), (10, 44772066), (12, 37310055), (15, 29848044), (18, 24873370), (20, 22386033), (30, 14924022), (36, 12436685), (45, 9949348), (60, 7462011), (90, 4974674), (180, 2487337), (811, 552060), (1622, 276030), (2433, 184020), (3067, 145980), (3244, 138015), (4055, 110412), (4866, 92010), (6134, 72990), (7299, 61340), (8110, 55206), (9201, 48660), (9732, 46005), (12165, 36804), (12268, 36495), (14598, 30670), (15335, 29196), (16220, 27603), (18402, 24330)]