138932880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25169}}^1$

素因数の和:25208

約数の個数: 80

約数和(自身を含む): 449435520

約数和(自身を除く): 310502640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 25169, 50338, 75507, 100676, 125845, 151014, 201352, 251690, 302028, 377535, 402704, 503380, 578887, 604056, 755070, 1006760, 1157774, 1208112, 1510140, 1736661, 2013520, 2315548, 2894435, 3020280, 3473322, 4631096, 5788870, 6040560, 6946644, 8683305, 9262192, 11577740, 13893288, 17366610, 23155480, 27786576, 34733220, 46310960, 69466440, 138932880]

約数ペア:

[(1, 138932880), (2, 69466440), (3, 46310960), (4, 34733220), (5, 27786576), (6, 23155480), (8, 17366610), (10, 13893288), (12, 11577740), (15, 9262192), (16, 8683305), (20, 6946644), (23, 6040560), (24, 5788870), (30, 4631096), (40, 3473322), (46, 3020280), (48, 2894435), (60, 2315548), (69, 2013520), (80, 1736661), (92, 1510140), (115, 1208112), (120, 1157774), (138, 1006760), (184, 755070), (230, 604056), (240, 578887), (276, 503380), (345, 402704), (368, 377535), (460, 302028), (552, 251690), (690, 201352), (920, 151014), (1104, 125845), (1380, 100676), (1840, 75507), (2760, 50338), (5520, 25169)]