135177420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{321851}}^1$

素因数の和:321870

約数の個数: 48

約数和(自身を含む): 432569088

約数和(自身を除く): 297391668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 321851, 643702, 965553, 1287404, 1609255, 1931106, 2252957, 3218510, 3862212, 4505914, 4827765, 6437020, 6758871, 9011828, 9655530, 11264785, 13517742, 19311060, 22529570, 27035484, 33794355, 45059140, 67588710, 135177420]

約数ペア:

[(1, 135177420), (2, 67588710), (3, 45059140), (4, 33794355), (5, 27035484), (6, 22529570), (7, 19311060), (10, 13517742), (12, 11264785), (14, 9655530), (15, 9011828), (20, 6758871), (21, 6437020), (28, 4827765), (30, 4505914), (35, 3862212), (42, 3218510), (60, 2252957), (70, 1931106), (84, 1609255), (105, 1287404), (140, 965553), (210, 643702), (420, 321851)]