205017722

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 434294784

約数和(自身を除く): 229277062

約数列:

[1, 2, 7, 13, 14, 17, 23, 26, 34, 43, 46, 67, 86, 91, 119, 134, 161, 182, 221, 238, 299, 301, 322, 391, 442, 469, 559, 598, 602, 731, 782, 871, 938, 989, 1118, 1139, 1462, 1541, 1547, 1742, 1978, 2093, 2278, 2737, 2881, 3082, 3094, 3913, 4186, 5083, 5117, 5474, 5762, 6097, 6923, 7826, 7973, 9503, 10166, 10234, 10787, 12194, 12857, 13846, 14807, 15946, 16813, 19006, 20033, 20167, 21574, 25714, 26197, 29614, 33626, 35581, 37453, 40066, 40334, 48977, 52394, 66263, 66521, 71162, 74906, 89999, 97954, 103649, 117691, 132526, 133042, 140231, 179998, 183379, 207298, 218569, 235382, 262171, 280462, 340561, 342839, 366758, 437138, 463841, 524342, 636701, 681122, 685678, 861419, 927682, 1126471, 1273402, 1529983, 1722838, 2252942, 2383927, 3059966, 4456907, 4767854, 6029933, 7885297, 8913814, 12059866, 14644123, 15770594, 29288246, 102508861, 205017722]

約数ペア:

[(1, 205017722), (2, 102508861), (7, 29288246), (13, 15770594), (14, 14644123), (17, 12059866), (23, 8913814), (26, 7885297), (34, 6029933), (43, 4767854), (46, 4456907), (67, 3059966), (86, 2383927), (91, 2252942), (119, 1722838), (134, 1529983), (161, 1273402), (182, 1126471), (221, 927682), (238, 861419), (299, 685678), (301, 681122), (322, 636701), (391, 524342), (442, 463841), (469, 437138), (559, 366758), (598, 342839), (602, 340561), (731, 280462), (782, 262171), (871, 235382), (938, 218569), (989, 207298), (1118, 183379), (1139, 179998), (1462, 140231), (1541, 133042), (1547, 132526), (1742, 117691), (1978, 103649), (2093, 97954), (2278, 89999), (2737, 74906), (2881, 71162), (3082, 66521), (3094, 66263), (3913, 52394), (4186, 48977), (5083, 40334), (5117, 40066), (5474, 37453), (5762, 35581), (6097, 33626), (6923, 29614), (7826, 26197), (7973, 25714), (9503, 21574), (10166, 20167), (10234, 20033), (10787, 19006), (12194, 16813), (12857, 15946), (13846, 14807)]