1305756

素因数分解:

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

素因数の和:135

約数の個数: 72

約数和(自身を含む): 3669120

約数和(自身を除く): 2363364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 83, 92, 114, 138, 166, 171, 207, 228, 249, 276, 332, 342, 414, 437, 498, 684, 747, 828, 874, 996, 1311, 1494, 1577, 1748, 1909, 2622, 2988, 3154, 3818, 3933, 4731, 5244, 5727, 6308, 7636, 7866, 9462, 11454, 14193, 15732, 17181, 18924, 22908, 28386, 34362, 36271, 56772, 68724, 72542, 108813, 145084, 217626, 326439, 435252, 652878, 1305756]

約数ペア:

[(1, 1305756), (2, 652878), (3, 435252), (4, 326439), (6, 217626), (9, 145084), (12, 108813), (18, 72542), (19, 68724), (23, 56772), (36, 36271), (38, 34362), (46, 28386), (57, 22908), (69, 18924), (76, 17181), (83, 15732), (92, 14193), (114, 11454), (138, 9462), (166, 7866), (171, 7636), (207, 6308), (228, 5727), (249, 5244), (276, 4731), (332, 3933), (342, 3818), (414, 3154), (437, 2988), (498, 2622), (684, 1909), (747, 1748), (828, 1577), (874, 1494), (996, 1311)]