127445360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227581}}^1$

素因数の和:227601

約数の個数: 40

約数和(自身を含む): 338642016

約数和(自身を除く): 211196656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 227581, 455162, 910324, 1137905, 1593067, 1820648, 2275810, 3186134, 3641296, 4551620, 6372268, 7965335, 9103240, 12744536, 15930670, 18206480, 25489072, 31861340, 63722680, 127445360]

約数ペア:

[(1, 127445360), (2, 63722680), (4, 31861340), (5, 25489072), (7, 18206480), (8, 15930670), (10, 12744536), (14, 9103240), (16, 7965335), (20, 6372268), (28, 4551620), (35, 3641296), (40, 3186134), (56, 2275810), (70, 1820648), (80, 1593067), (112, 1137905), (140, 910324), (280, 455162), (560, 227581)]