258912472

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 648390960

約数和(自身を除く): 389478488

約数列:

[1, 2, 4, 7, 8, 13, 14, 23, 26, 28, 46, 47, 49, 52, 56, 91, 92, 94, 98, 104, 161, 182, 184, 188, 196, 299, 322, 329, 364, 376, 392, 598, 611, 637, 644, 658, 728, 1081, 1127, 1196, 1222, 1274, 1288, 1316, 2093, 2162, 2209, 2254, 2303, 2392, 2444, 2548, 2632, 4186, 4277, 4324, 4418, 4508, 4606, 4888, 5096, 7567, 8372, 8554, 8648, 8836, 9016, 9212, 14053, 14651, 15134, 15463, 16744, 17108, 17672, 18424, 28106, 28717, 29302, 29939, 30268, 30926, 34216, 50807, 52969, 56212, 57434, 58604, 59878, 60536, 61852, 98371, 101614, 105938, 108241, 112424, 114868, 117208, 119756, 123704, 196742, 201019, 203228, 211876, 216482, 229736, 239512, 355649, 393484, 402038, 406456, 423752, 432964, 660491, 688597, 711298, 786968, 804076, 865928, 1320982, 1377194, 1407133, 1422596, 1608152, 2489543, 2641964, 2754388, 2814266, 2845192, 4623437, 4979086, 5283928, 5508776, 5628532, 9246874, 9958172, 11257064, 18493748, 19916344, 32364059, 36987496, 64728118, 129456236, 258912472]

約数ペア:

[(1, 258912472), (2, 129456236), (4, 64728118), (7, 36987496), (8, 32364059), (13, 19916344), (14, 18493748), (23, 11257064), (26, 9958172), (28, 9246874), (46, 5628532), (47, 5508776), (49, 5283928), (52, 4979086), (56, 4623437), (91, 2845192), (92, 2814266), (94, 2754388), (98, 2641964), (104, 2489543), (161, 1608152), (182, 1422596), (184, 1407133), (188, 1377194), (196, 1320982), (299, 865928), (322, 804076), (329, 786968), (364, 711298), (376, 688597), (392, 660491), (598, 432964), (611, 423752), (637, 406456), (644, 402038), (658, 393484), (728, 355649), (1081, 239512), (1127, 229736), (1196, 216482), (1222, 211876), (1274, 203228), (1288, 201019), (1316, 196742), (2093, 123704), (2162, 119756), (2209, 117208), (2254, 114868), (2303, 112424), (2392, 108241), (2444, 105938), (2548, 101614), (2632, 98371), (4186, 61852), (4277, 60536), (4324, 59878), (4418, 58604), (4508, 57434), (4606, 56212), (4888, 52969), (5096, 50807), (7567, 34216), (8372, 30926), (8554, 30268), (8648, 29939), (8836, 29302), (9016, 28717), (9212, 28106), (14053, 18424), (14651, 17672), (15134, 17108), (15463, 16744)]