220379778

素因数分解:

$2^1\times 3^4\times {\mathrm{101}}^1\times {\mathrm{13469}}^1$

素因数の和:13584

約数の個数: 40

約数和(自身を含む): 498740220

約数和(自身を除く): 278360442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 101, 162, 202, 303, 606, 909, 1818, 2727, 5454, 8181, 13469, 16362, 26938, 40407, 80814, 121221, 242442, 363663, 727326, 1090989, 1360369, 2181978, 2720738, 4081107, 8162214, 12243321, 24486642, 36729963, 73459926, 110189889, 220379778]

約数ペア:

[(1, 220379778), (2, 110189889), (3, 73459926), (6, 36729963), (9, 24486642), (18, 12243321), (27, 8162214), (54, 4081107), (81, 2720738), (101, 2181978), (162, 1360369), (202, 1090989), (303, 727326), (606, 363663), (909, 242442), (1818, 121221), (2727, 80814), (5454, 40407), (8181, 26938), (13469, 16362)]