68073660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{743}}^1$

素因数の和:1267

約数の個数: 72

約数和(自身を含む): 207174240

約数和(自身を除く): 139100580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 509, 743, 1018, 1486, 1527, 2036, 2229, 2545, 2972, 3054, 3715, 4458, 4581, 5090, 6108, 6687, 7430, 7635, 8916, 9162, 10180, 11145, 13374, 14860, 15270, 18324, 22290, 22905, 26748, 30540, 33435, 44580, 45810, 66870, 91620, 133740, 378187, 756374, 1134561, 1512748, 1890935, 2269122, 3403683, 3781870, 4538244, 5672805, 6807366, 7563740, 11345610, 13614732, 17018415, 22691220, 34036830, 68073660]

約数ペア:

[(1, 68073660), (2, 34036830), (3, 22691220), (4, 17018415), (5, 13614732), (6, 11345610), (9, 7563740), (10, 6807366), (12, 5672805), (15, 4538244), (18, 3781870), (20, 3403683), (30, 2269122), (36, 1890935), (45, 1512748), (60, 1134561), (90, 756374), (180, 378187), (509, 133740), (743, 91620), (1018, 66870), (1486, 45810), (1527, 44580), (2036, 33435), (2229, 30540), (2545, 26748), (2972, 22905), (3054, 22290), (3715, 18324), (4458, 15270), (4581, 14860), (5090, 13374), (6108, 11145), (6687, 10180), (7430, 9162), (7635, 8916)]