120161920

素因数分解:

$2^7\times 5^1\times {\mathrm{191}}^1\times {\mathrm{983}}^1$

素因数の和:1193

約数の個数: 64

約数和(自身を含む): 289059840

約数和(自身を除く): 168897920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 191, 320, 382, 640, 764, 955, 983, 1528, 1910, 1966, 3056, 3820, 3932, 4915, 6112, 7640, 7864, 9830, 12224, 15280, 15728, 19660, 24448, 30560, 31456, 39320, 61120, 62912, 78640, 122240, 125824, 157280, 187753, 314560, 375506, 629120, 751012, 938765, 1502024, 1877530, 3004048, 3755060, 6008096, 7510120, 12016192, 15020240, 24032384, 30040480, 60080960, 120161920]

約数ペア:

[(1, 120161920), (2, 60080960), (4, 30040480), (5, 24032384), (8, 15020240), (10, 12016192), (16, 7510120), (20, 6008096), (32, 3755060), (40, 3004048), (64, 1877530), (80, 1502024), (128, 938765), (160, 751012), (191, 629120), (320, 375506), (382, 314560), (640, 187753), (764, 157280), (955, 125824), (983, 122240), (1528, 78640), (1910, 62912), (1966, 61120), (3056, 39320), (3820, 31456), (3932, 30560), (4915, 24448), (6112, 19660), (7640, 15728), (7864, 15280), (9830, 12224)]