221625420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{2879}}^1$

素因数の和:4174

約数の個数: 48

約数和(自身を含む): 621250560

約数和(自身を除く): 399625140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1283, 2566, 2879, 3849, 5132, 5758, 6415, 7698, 8637, 11516, 12830, 14395, 15396, 17274, 19245, 25660, 28790, 34548, 38490, 43185, 57580, 76980, 86370, 172740, 3693757, 7387514, 11081271, 14775028, 18468785, 22162542, 36937570, 44325084, 55406355, 73875140, 110812710, 221625420]

約数ペア:

[(1, 221625420), (2, 110812710), (3, 73875140), (4, 55406355), (5, 44325084), (6, 36937570), (10, 22162542), (12, 18468785), (15, 14775028), (20, 11081271), (30, 7387514), (60, 3693757), (1283, 172740), (2566, 86370), (2879, 76980), (3849, 57580), (5132, 43185), (5758, 38490), (6415, 34548), (7698, 28790), (8637, 25660), (11516, 19245), (12830, 17274), (14395, 15396)]