720994938

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3313}}^1$

素因数の和:3443

約数の個数: 64

約数和(自身を含む): 1603445760

約数和(自身を除く): 882450822

約数列:

[1, 2, 3, 6, 19, 23, 38, 46, 57, 69, 83, 114, 138, 166, 249, 437, 498, 874, 1311, 1577, 1909, 2622, 3154, 3313, 3818, 4731, 5727, 6626, 9462, 9939, 11454, 19878, 36271, 62947, 72542, 76199, 108813, 125894, 152398, 188841, 217626, 228597, 274979, 377682, 457194, 549958, 824937, 1447781, 1649874, 2895562, 4343343, 5224601, 6324517, 8686686, 10449202, 12649034, 15673803, 18973551, 31347606, 37947102, 120165823, 240331646, 360497469, 720994938]

約数ペア:

[(1, 720994938), (2, 360497469), (3, 240331646), (6, 120165823), (19, 37947102), (23, 31347606), (38, 18973551), (46, 15673803), (57, 12649034), (69, 10449202), (83, 8686686), (114, 6324517), (138, 5224601), (166, 4343343), (249, 2895562), (437, 1649874), (498, 1447781), (874, 824937), (1311, 549958), (1577, 457194), (1909, 377682), (2622, 274979), (3154, 228597), (3313, 217626), (3818, 188841), (4731, 152398), (5727, 125894), (6626, 108813), (9462, 76199), (9939, 72542), (11454, 62947), (19878, 36271)]