128409138

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:302

約数の個数: 160

約数和(自身を含む): 354195072

約数和(自身を除く): 225785934

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 23, 26, 27, 33, 39, 46, 54, 66, 69, 78, 81, 99, 117, 138, 143, 162, 198, 207, 234, 241, 253, 286, 297, 299, 351, 414, 429, 482, 506, 594, 598, 621, 702, 723, 759, 858, 891, 897, 1053, 1242, 1287, 1446, 1518, 1782, 1794, 1863, 2106, 2169, 2277, 2574, 2651, 2691, 3133, 3289, 3726, 3861, 4338, 4554, 5302, 5382, 5543, 6266, 6507, 6578, 6831, 7722, 7953, 8073, 9399, 9867, 11086, 11583, 13014, 13662, 15906, 16146, 16629, 18798, 19521, 19734, 20493, 23166, 23859, 24219, 28197, 29601, 33258, 34463, 39042, 40986, 47718, 48438, 49887, 56394, 59202, 60973, 68926, 71577, 72059, 84591, 88803, 99774, 103389, 121946, 143154, 144118, 149661, 169182, 177606, 182919, 206778, 214731, 216177, 253773, 266409, 299322, 310167, 365838, 429462, 432354, 448983, 507546, 532818, 548757, 620334, 648531, 792649, 897966, 930501, 1097514, 1297062, 1585298, 1646271, 1861002, 1945593, 2377947, 2791503, 3292542, 3891186, 4755894, 4938813, 5583006, 5836779, 7133841, 9877626, 11673558, 14267682, 21401523, 42803046, 64204569, 128409138]

約数ペア:

[(1, 128409138), (2, 64204569), (3, 42803046), (6, 21401523), (9, 14267682), (11, 11673558), (13, 9877626), (18, 7133841), (22, 5836779), (23, 5583006), (26, 4938813), (27, 4755894), (33, 3891186), (39, 3292542), (46, 2791503), (54, 2377947), (66, 1945593), (69, 1861002), (78, 1646271), (81, 1585298), (99, 1297062), (117, 1097514), (138, 930501), (143, 897966), (162, 792649), (198, 648531), (207, 620334), (234, 548757), (241, 532818), (253, 507546), (286, 448983), (297, 432354), (299, 429462), (351, 365838), (414, 310167), (429, 299322), (482, 266409), (506, 253773), (594, 216177), (598, 214731), (621, 206778), (702, 182919), (723, 177606), (759, 169182), (858, 149661), (891, 144118), (897, 143154), (1053, 121946), (1242, 103389), (1287, 99774), (1446, 88803), (1518, 84591), (1782, 72059), (1794, 71577), (1863, 68926), (2106, 60973), (2169, 59202), (2277, 56394), (2574, 49887), (2651, 48438), (2691, 47718), (3133, 40986), (3289, 39042), (3726, 34463), (3861, 33258), (4338, 29601), (4554, 28197), (5302, 24219), (5382, 23859), (5543, 23166), (6266, 20493), (6507, 19734), (6578, 19521), (6831, 18798), (7722, 16629), (7953, 16146), (8073, 15906), (9399, 13662), (9867, 13014), (11086, 11583)]