69250020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{164881}}^1$

素因数の和:164900

約数の個数: 48

約数和(自身を含む): 221601408

約数和(自身を除く): 152351388

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, 164881, 329762, 494643, 659524, 824405, 989286, 1154167, 1648810, 1978572, 2308334, 2473215, 3297620, 3462501, 4616668, 4946430, 5770835, 6925002, 9892860, 11541670, 13850004, 17312505, 23083340, 34625010, 69250020]

約数ペア:

[(1, 69250020), (2, 34625010), (3, 23083340), (4, 17312505), (5, 13850004), (6, 11541670), (7, 9892860), (10, 6925002), (12, 5770835), (14, 4946430), (15, 4616668), (20, 3462501), (21, 3297620), (28, 2473215), (30, 2308334), (35, 1978572), (42, 1648810), (60, 1154167), (70, 989286), (84, 824405), (105, 659524), (140, 494643), (210, 329762), (420, 164881)]