270295220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 619184160

約数和(自身を除く): 348888940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 211, 260, 338, 379, 422, 676, 758, 844, 845, 1055, 1516, 1690, 1895, 2110, 2743, 3380, 3790, 4220, 4927, 5486, 7580, 9854, 10972, 13715, 19708, 24635, 27430, 35659, 49270, 54860, 64051, 71318, 79969, 98540, 128102, 142636, 159938, 178295, 256204, 319876, 320255, 356590, 399845, 640510, 713180, 799690, 1039597, 1281020, 1599380, 2079194, 4158388, 5197985, 10395970, 13514761, 20791940, 27029522, 54059044, 67573805, 135147610, 270295220]

約数ペア:

[(1, 270295220), (2, 135147610), (4, 67573805), (5, 54059044), (10, 27029522), (13, 20791940), (20, 13514761), (26, 10395970), (52, 5197985), (65, 4158388), (130, 2079194), (169, 1599380), (211, 1281020), (260, 1039597), (338, 799690), (379, 713180), (422, 640510), (676, 399845), (758, 356590), (844, 320255), (845, 319876), (1055, 256204), (1516, 178295), (1690, 159938), (1895, 142636), (2110, 128102), (2743, 98540), (3380, 79969), (3790, 71318), (4220, 64051), (4927, 54860), (5486, 49270), (7580, 35659), (9854, 27430), (10972, 24635), (13715, 19708)]