55424040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{65981}}^1$

素因数の和:66002

約数の個数: 64

約数和(自身を含む): 190028160

約数和(自身を除く): 134604120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 65981, 131962, 197943, 263924, 329905, 395886, 461867, 527848, 659810, 791772, 923734, 989715, 1319620, 1385601, 1583544, 1847468, 1979430, 2309335, 2639240, 2771202, 3694936, 3958860, 4618670, 5542404, 6928005, 7917720, 9237340, 11084808, 13856010, 18474680, 27712020, 55424040]

約数ペア:

[(1, 55424040), (2, 27712020), (3, 18474680), (4, 13856010), (5, 11084808), (6, 9237340), (7, 7917720), (8, 6928005), (10, 5542404), (12, 4618670), (14, 3958860), (15, 3694936), (20, 2771202), (21, 2639240), (24, 2309335), (28, 1979430), (30, 1847468), (35, 1583544), (40, 1385601), (42, 1319620), (56, 989715), (60, 923734), (70, 791772), (84, 659810), (105, 527848), (120, 461867), (140, 395886), (168, 329905), (210, 263924), (280, 197943), (420, 131962), (840, 65981)]