81691860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59197}}^1$

素因数の和:59232

約数の個数: 48

約数和(自身を含む): 238686336

約数和(自身を除く): 156994476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 59197, 118394, 177591, 236788, 295985, 355182, 591970, 710364, 887955, 1183940, 1361531, 1775910, 2723062, 3551820, 4084593, 5446124, 6807655, 8169186, 13615310, 16338372, 20422965, 27230620, 40845930, 81691860]

約数ペア:

[(1, 81691860), (2, 40845930), (3, 27230620), (4, 20422965), (5, 16338372), (6, 13615310), (10, 8169186), (12, 6807655), (15, 5446124), (20, 4084593), (23, 3551820), (30, 2723062), (46, 1775910), (60, 1361531), (69, 1183940), (92, 887955), (115, 710364), (138, 591970), (230, 355182), (276, 295985), (345, 236788), (460, 177591), (690, 118394), (1380, 59197)]