90290178

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^2\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 218748816

約数和(自身を除く): 128458638

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 131, 177, 198, 262, 354, 393, 531, 649, 786, 1062, 1179, 1298, 1441, 1947, 2358, 2882, 3481, 3894, 4323, 5841, 6962, 7729, 8646, 10443, 11682, 12969, 15458, 20886, 23187, 25938, 31329, 38291, 46374, 62658, 69561, 76582, 85019, 114873, 139122, 170038, 229746, 255057, 344619, 456011, 510114, 689238, 765171, 912022, 1368033, 1530342, 2736066, 4104099, 5016121, 8208198, 10032242, 15048363, 30096726, 45145089, 90290178]

約数ペア:

[(1, 90290178), (2, 45145089), (3, 30096726), (6, 15048363), (9, 10032242), (11, 8208198), (18, 5016121), (22, 4104099), (33, 2736066), (59, 1530342), (66, 1368033), (99, 912022), (118, 765171), (131, 689238), (177, 510114), (198, 456011), (262, 344619), (354, 255057), (393, 229746), (531, 170038), (649, 139122), (786, 114873), (1062, 85019), (1179, 76582), (1298, 69561), (1441, 62658), (1947, 46374), (2358, 38291), (2882, 31329), (3481, 25938), (3894, 23187), (4323, 20886), (5841, 15458), (6962, 12969), (7729, 11682), (8646, 10443)]