320042220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 919719360

約数和(自身を除く): 599677140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 89, 146, 178, 219, 267, 292, 356, 365, 438, 445, 534, 730, 821, 876, 890, 1068, 1095, 1335, 1460, 1642, 1780, 2190, 2463, 2670, 3284, 4105, 4380, 4926, 5340, 6497, 8210, 9852, 12315, 12994, 16420, 19491, 24630, 25988, 32485, 38982, 49260, 59933, 64970, 73069, 77964, 97455, 119866, 129940, 146138, 179799, 194910, 219207, 239732, 292276, 299665, 359598, 365345, 389820, 438414, 599330, 719196, 730690, 876828, 898995, 1096035, 1198660, 1461380, 1797990, 2192070, 3595980, 4384140, 5334037, 10668074, 16002111, 21336148, 26670185, 32004222, 53340370, 64008444, 80010555, 106680740, 160021110, 320042220]

約数ペア:

[(1, 320042220), (2, 160021110), (3, 106680740), (4, 80010555), (5, 64008444), (6, 53340370), (10, 32004222), (12, 26670185), (15, 21336148), (20, 16002111), (30, 10668074), (60, 5334037), (73, 4384140), (89, 3595980), (146, 2192070), (178, 1797990), (219, 1461380), (267, 1198660), (292, 1096035), (356, 898995), (365, 876828), (438, 730690), (445, 719196), (534, 599330), (730, 438414), (821, 389820), (876, 365345), (890, 359598), (1068, 299665), (1095, 292276), (1335, 239732), (1460, 219207), (1642, 194910), (1780, 179799), (2190, 146138), (2463, 129940), (2670, 119866), (3284, 97455), (4105, 77964), (4380, 73069), (4926, 64970), (5340, 59933), (6497, 49260), (8210, 38982), (9852, 32485), (12315, 25988), (12994, 24630), (16420, 19491)]