138694744

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 279613440

約数和(自身を除く): 140918696

約数列:

[1, 2, 4, 8, 31, 47, 62, 73, 94, 124, 146, 163, 188, 248, 292, 326, 376, 584, 652, 1304, 1457, 2263, 2914, 3431, 4526, 5053, 5828, 6862, 7661, 9052, 10106, 11656, 11899, 13724, 15322, 18104, 20212, 23798, 27448, 30644, 40424, 47596, 61288, 95192, 106361, 212722, 237491, 368869, 425444, 474982, 559253, 737738, 850888, 949964, 1118506, 1475476, 1899928, 2237012, 2950952, 4474024, 17336843, 34673686, 69347372, 138694744]

約数ペア:

[(1, 138694744), (2, 69347372), (4, 34673686), (8, 17336843), (31, 4474024), (47, 2950952), (62, 2237012), (73, 1899928), (94, 1475476), (124, 1118506), (146, 949964), (163, 850888), (188, 737738), (248, 559253), (292, 474982), (326, 425444), (376, 368869), (584, 237491), (652, 212722), (1304, 106361), (1457, 95192), (2263, 61288), (2914, 47596), (3431, 40424), (4526, 30644), (5053, 27448), (5828, 23798), (6862, 20212), (7661, 18104), (9052, 15322), (10106, 13724), (11656, 11899)]