68540115

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 132544512

約数和(自身を除く): 64004397

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 101, 105, 115, 161, 281, 303, 345, 483, 505, 707, 805, 843, 1405, 1515, 1967, 2121, 2323, 2415, 3535, 4215, 5901, 6463, 6969, 9835, 10605, 11615, 16261, 19389, 28381, 29505, 32315, 34845, 45241, 48783, 81305, 85143, 96945, 135723, 141905, 198667, 226205, 243915, 425715, 596001, 652763, 678615, 993335, 1958289, 2980005, 3263815, 4569341, 9791445, 13708023, 22846705, 68540115]

約数ペア:

[(1, 68540115), (3, 22846705), (5, 13708023), (7, 9791445), (15, 4569341), (21, 3263815), (23, 2980005), (35, 1958289), (69, 993335), (101, 678615), (105, 652763), (115, 596001), (161, 425715), (281, 243915), (303, 226205), (345, 198667), (483, 141905), (505, 135723), (707, 96945), (805, 85143), (843, 81305), (1405, 48783), (1515, 45241), (1967, 34845), (2121, 32315), (2323, 29505), (2415, 28381), (3535, 19389), (4215, 16261), (5901, 11615), (6463, 10605), (6969, 9835)]