203431228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 509612544

約数和(自身を除く): 306181316

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 47, 52, 77, 91, 92, 94, 143, 154, 161, 182, 188, 253, 286, 299, 308, 322, 329, 364, 506, 517, 572, 598, 611, 644, 658, 1001, 1012, 1034, 1081, 1196, 1222, 1316, 1771, 2002, 2068, 2093, 2162, 2209, 2444, 3289, 3542, 3619, 4004, 4186, 4277, 4324, 4418, 6578, 6721, 7084, 7238, 7567, 8372, 8554, 8836, 11891, 13156, 13442, 14053, 14476, 15134, 15463, 17108, 23023, 23782, 24299, 26884, 28106, 28717, 30268, 30926, 46046, 47047, 47564, 48598, 50807, 56212, 57434, 61852, 83237, 92092, 94094, 97196, 98371, 101614, 114868, 154583, 166474, 170093, 188188, 196742, 201019, 203228, 309166, 315887, 332948, 340186, 355649, 393484, 402038, 558877, 618332, 631774, 660491, 680372, 711298, 804076, 1082081, 1117754, 1263548, 1320982, 1422596, 2164162, 2211209, 2235508, 2641964, 3912139, 4328324, 4422418, 4623437, 7265401, 7824278, 8844836, 9246874, 14530802, 15648556, 18493748, 29061604, 50857807, 101715614, 203431228]

約数ペア:

[(1, 203431228), (2, 101715614), (4, 50857807), (7, 29061604), (11, 18493748), (13, 15648556), (14, 14530802), (22, 9246874), (23, 8844836), (26, 7824278), (28, 7265401), (44, 4623437), (46, 4422418), (47, 4328324), (52, 3912139), (77, 2641964), (91, 2235508), (92, 2211209), (94, 2164162), (143, 1422596), (154, 1320982), (161, 1263548), (182, 1117754), (188, 1082081), (253, 804076), (286, 711298), (299, 680372), (308, 660491), (322, 631774), (329, 618332), (364, 558877), (506, 402038), (517, 393484), (572, 355649), (598, 340186), (611, 332948), (644, 315887), (658, 309166), (1001, 203228), (1012, 201019), (1034, 196742), (1081, 188188), (1196, 170093), (1222, 166474), (1316, 154583), (1771, 114868), (2002, 101614), (2068, 98371), (2093, 97196), (2162, 94094), (2209, 92092), (2444, 83237), (3289, 61852), (3542, 57434), (3619, 56212), (4004, 50807), (4186, 48598), (4277, 47564), (4324, 47047), (4418, 46046), (6578, 30926), (6721, 30268), (7084, 28717), (7238, 28106), (7567, 26884), (8372, 24299), (8554, 23782), (8836, 23023), (11891, 17108), (13156, 15463), (13442, 15134), (14053, 14476)]