240169956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 668989440

約数和(自身を除く): 428819484

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 23, 26, 38, 39, 46, 52, 57, 69, 76, 78, 92, 114, 138, 156, 169, 228, 247, 271, 276, 299, 338, 437, 494, 507, 542, 598, 676, 741, 813, 874, 897, 988, 1014, 1084, 1196, 1311, 1482, 1626, 1748, 1794, 2028, 2622, 2964, 3211, 3252, 3523, 3588, 3887, 5149, 5244, 5681, 6233, 6422, 7046, 7774, 9633, 10298, 10569, 11362, 11661, 12466, 12844, 14092, 15447, 15548, 17043, 18699, 19266, 20596, 21138, 22724, 23322, 24932, 30894, 34086, 37398, 38532, 42276, 45799, 46644, 61788, 66937, 68172, 73853, 74796, 81029, 91598, 118427, 133874, 137397, 147706, 162058, 183196, 200811, 221559, 236854, 243087, 267748, 274794, 295412, 324116, 355281, 401622, 443118, 473708, 486174, 549588, 710562, 803244, 870181, 886236, 972348, 1053377, 1421124, 1539551, 1740362, 2106754, 2610543, 3079102, 3160131, 3480724, 4213508, 4618653, 5221086, 6158204, 6320262, 9237306, 10442172, 12640524, 18474612, 20014163, 40028326, 60042489, 80056652, 120084978, 240169956]

約数ペア:

[(1, 240169956), (2, 120084978), (3, 80056652), (4, 60042489), (6, 40028326), (12, 20014163), (13, 18474612), (19, 12640524), (23, 10442172), (26, 9237306), (38, 6320262), (39, 6158204), (46, 5221086), (52, 4618653), (57, 4213508), (69, 3480724), (76, 3160131), (78, 3079102), (92, 2610543), (114, 2106754), (138, 1740362), (156, 1539551), (169, 1421124), (228, 1053377), (247, 972348), (271, 886236), (276, 870181), (299, 803244), (338, 710562), (437, 549588), (494, 486174), (507, 473708), (542, 443118), (598, 401622), (676, 355281), (741, 324116), (813, 295412), (874, 274794), (897, 267748), (988, 243087), (1014, 236854), (1084, 221559), (1196, 200811), (1311, 183196), (1482, 162058), (1626, 147706), (1748, 137397), (1794, 133874), (2028, 118427), (2622, 91598), (2964, 81029), (3211, 74796), (3252, 73853), (3523, 68172), (3588, 66937), (3887, 61788), (5149, 46644), (5244, 45799), (5681, 42276), (6233, 38532), (6422, 37398), (7046, 34086), (7774, 30894), (9633, 24932), (10298, 23322), (10569, 22724), (11362, 21138), (11661, 20596), (12466, 19266), (12844, 18699), (14092, 17043), (15447, 15548)]