138967680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{72379}}^1$

素因数の和:72401

約数の個数: 64

約数和(自身を含む): 442965600

約数和(自身を除く): 303997920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 72379, 144758, 217137, 289516, 361895, 434274, 579032, 723790, 868548, 1085685, 1158064, 1447580, 1737096, 2171370, 2316128, 2895160, 3474192, 4342740, 4632256, 5790320, 6948384, 8685480, 9264512, 11580640, 13896768, 17370960, 23161280, 27793536, 34741920, 46322560, 69483840, 138967680]

約数ペア:

[(1, 138967680), (2, 69483840), (3, 46322560), (4, 34741920), (5, 27793536), (6, 23161280), (8, 17370960), (10, 13896768), (12, 11580640), (15, 9264512), (16, 8685480), (20, 6948384), (24, 5790320), (30, 4632256), (32, 4342740), (40, 3474192), (48, 2895160), (60, 2316128), (64, 2171370), (80, 1737096), (96, 1447580), (120, 1158064), (128, 1085685), (160, 868548), (192, 723790), (240, 579032), (320, 434274), (384, 361895), (480, 289516), (640, 217137), (960, 144758), (1920, 72379)]