291875940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{540511}}^1$

素因数の和:540529

約数の個数: 48

約数和(自身を含む): 908060160

約数和(自身を除く): 616184220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 540511, 1081022, 1621533, 2162044, 2702555, 3243066, 4864599, 5405110, 6486132, 8107665, 9729198, 10810220, 14593797, 16215330, 19458396, 24322995, 29187594, 32430660, 48645990, 58375188, 72968985, 97291980, 145937970, 291875940]

約数ペア:

[(1, 291875940), (2, 145937970), (3, 97291980), (4, 72968985), (5, 58375188), (6, 48645990), (9, 32430660), (10, 29187594), (12, 24322995), (15, 19458396), (18, 16215330), (20, 14593797), (27, 10810220), (30, 9729198), (36, 8107665), (45, 6486132), (54, 5405110), (60, 4864599), (90, 3243066), (108, 2702555), (135, 2162044), (180, 1621533), (270, 1081022), (540, 540511)]