138179216

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 120

約数和(自身を含む): 332478720

約数和(自身を除く): 194299504

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 79, 92, 97, 98, 112, 158, 161, 184, 194, 196, 316, 322, 368, 388, 392, 553, 632, 644, 679, 776, 784, 1106, 1127, 1264, 1288, 1358, 1552, 1817, 2212, 2231, 2254, 2576, 2716, 3634, 3871, 4424, 4462, 4508, 4753, 5432, 7268, 7663, 7742, 8848, 8924, 9016, 9506, 10864, 12719, 14536, 15326, 15484, 15617, 17848, 18032, 19012, 25438, 29072, 30652, 30968, 31234, 35696, 38024, 50876, 53641, 61304, 61936, 62468, 76048, 89033, 101752, 107282, 109319, 122608, 124936, 176249, 178066, 203504, 214564, 218638, 249872, 352498, 356132, 375487, 429128, 437276, 704996, 712264, 750974, 858256, 874552, 1233743, 1409992, 1424528, 1501948, 1749104, 2467486, 2819984, 3003896, 4934972, 6007792, 8636201, 9869944, 17272402, 19739888, 34544804, 69089608, 138179216]

約数ペア:

[(1, 138179216), (2, 69089608), (4, 34544804), (7, 19739888), (8, 17272402), (14, 9869944), (16, 8636201), (23, 6007792), (28, 4934972), (46, 3003896), (49, 2819984), (56, 2467486), (79, 1749104), (92, 1501948), (97, 1424528), (98, 1409992), (112, 1233743), (158, 874552), (161, 858256), (184, 750974), (194, 712264), (196, 704996), (316, 437276), (322, 429128), (368, 375487), (388, 356132), (392, 352498), (553, 249872), (632, 218638), (644, 214564), (679, 203504), (776, 178066), (784, 176249), (1106, 124936), (1127, 122608), (1264, 109319), (1288, 107282), (1358, 101752), (1552, 89033), (1817, 76048), (2212, 62468), (2231, 61936), (2254, 61304), (2576, 53641), (2716, 50876), (3634, 38024), (3871, 35696), (4424, 31234), (4462, 30968), (4508, 30652), (4753, 29072), (5432, 25438), (7268, 19012), (7663, 18032), (7742, 17848), (8848, 15617), (8924, 15484), (9016, 15326), (9506, 14536), (10864, 12719)]