128465172

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{919}}^1$

素因数の和:1293

約数の個数: 72

約数和(自身を含む): 355642560

約数和(自身を除く): 227177388

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 353, 396, 706, 919, 1059, 1412, 1838, 2118, 2757, 3177, 3676, 3883, 4236, 5514, 6354, 7766, 8271, 10109, 11028, 11649, 12708, 15532, 16542, 20218, 23298, 30327, 33084, 34947, 40436, 46596, 60654, 69894, 90981, 121308, 139788, 181962, 324407, 363924, 648814, 973221, 1297628, 1946442, 2919663, 3568477, 3892884, 5839326, 7136954, 10705431, 11678652, 14273908, 21410862, 32116293, 42821724, 64232586, 128465172]

約数ペア:

[(1, 128465172), (2, 64232586), (3, 42821724), (4, 32116293), (6, 21410862), (9, 14273908), (11, 11678652), (12, 10705431), (18, 7136954), (22, 5839326), (33, 3892884), (36, 3568477), (44, 2919663), (66, 1946442), (99, 1297628), (132, 973221), (198, 648814), (353, 363924), (396, 324407), (706, 181962), (919, 139788), (1059, 121308), (1412, 90981), (1838, 69894), (2118, 60654), (2757, 46596), (3177, 40436), (3676, 34947), (3883, 33084), (4236, 30327), (5514, 23298), (6354, 20218), (7766, 16542), (8271, 15532), (10109, 12708), (11028, 11649)]