245882772

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{823}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 640063424

約数和(自身を除く): 394180652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 193, 258, 386, 387, 516, 579, 772, 774, 823, 1158, 1548, 1646, 1737, 2316, 2469, 3292, 3474, 4938, 6948, 7407, 8299, 9876, 14814, 16598, 24897, 29628, 33196, 35389, 49794, 70778, 74691, 99588, 106167, 141556, 149382, 158839, 212334, 298764, 317678, 318501, 424668, 476517, 635356, 637002, 953034, 1274004, 1429551, 1906068, 2859102, 5718204, 6830077, 13660154, 20490231, 27320308, 40980462, 61470693, 81960924, 122941386, 245882772]

約数ペア:

[(1, 245882772), (2, 122941386), (3, 81960924), (4, 61470693), (6, 40980462), (9, 27320308), (12, 20490231), (18, 13660154), (36, 6830077), (43, 5718204), (86, 2859102), (129, 1906068), (172, 1429551), (193, 1274004), (258, 953034), (386, 637002), (387, 635356), (516, 476517), (579, 424668), (772, 318501), (774, 317678), (823, 298764), (1158, 212334), (1548, 158839), (1646, 149382), (1737, 141556), (2316, 106167), (2469, 99588), (3292, 74691), (3474, 70778), (4938, 49794), (6948, 35389), (7407, 33196), (8299, 29628), (9876, 24897), (14814, 16598)]