129898720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{115981}}^1$

素因数の和:116003

約数の個数: 48

約数和(自身を含む): 350729568

約数和(自身を除く): 220830848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 115981, 231962, 463924, 579905, 811867, 927848, 1159810, 1623734, 1855696, 2319620, 3247468, 3711392, 4059335, 4639240, 6494936, 8118670, 9278480, 12989872, 16237340, 18556960, 25979744, 32474680, 64949360, 129898720]

約数ペア:

[(1, 129898720), (2, 64949360), (4, 32474680), (5, 25979744), (7, 18556960), (8, 16237340), (10, 12989872), (14, 9278480), (16, 8118670), (20, 6494936), (28, 4639240), (32, 4059335), (35, 3711392), (40, 3247468), (56, 2319620), (70, 1855696), (80, 1623734), (112, 1159810), (140, 927848), (160, 811867), (224, 579905), (280, 463924), (560, 231962), (1120, 115981)]